diff --git a/src/main/java/com/moorkensam/xlra/controller/ManageRatesController.java b/src/main/java/com/moorkensam/xlra/controller/ManageRatesController.java
@@ -12,7 +12,6 @@
 import com.moorkensam.xlra.service.RateFileService;
 import com.moorkensam.xlra.service.UserSessionService;
 import com.moorkensam.xlra.service.util.ConditionFactory;
-import com.moorkensam.xlra.service.util.RateUtil;
 import com.moorkensam.xlra.service.util.TranslationUtil;
 import com.moorkensam.xlra.service.util.ZoneUtil;
 
@@ -158,7 +157,8 @@ public void onRateLineCellEdit(CellEditEvent event) {
     Object oldValue = event.getOldValue();
 
     if (newValue != null && !newValue.equals(oldValue)) {
-      messageUtil.addMessage("Rate updated", "Rate value updated to " + newValue);
+      messageUtil.addMessage("message.ratefile.update.title", "message.ratefile.update.detail",
+          newValue + "");
     }
     updateRateFile();
   }
@@ -242,11 +242,13 @@ public void saveEditCondition() {
     if (selectedCondition.getConditionKey() != null) {
       selectedRateFile.addCondition(selectedCondition);
       updateRateFile();
-      messageUtil.addMessage("Condition updated", "Your changes were saved.");
+      messageUtil.addMessage("message.ratefile.condition.updated.title",
+          "message.ratefile.condition.updated.detail", selectedCondition.getTranslatedKey());
       selectedCondition = null;
     } else {
       showConditionDetailDialog();
-      messageUtil.addErrorMessage("Empty condition", "You can not save an empty condition.");
+      messageUtil.addErrorMessage("message.ratefile.condition.empty",
+          "message.ratefile.condition.empty.detail");
     }
   }
 
@@ -282,7 +284,8 @@ public void saveZone() {
       originalSelectedZone.fillInValuesFromZone(selectedZone);
       updateRateFile();
       resetZoneEdit();
-      messageUtil.addMessage("Zone update", selectedZone.getName() + " successfully updated.");
+      messageUtil.addMessage("message.ratefile.zone.updated",
+          "message.ratefile.zone.updated.detail", selectedZone.getName());
     } else {
       showZoneDetailDialog();
     }
@@ -298,8 +301,8 @@ public void deleteZone(Zone zone) {
    * @param condition The condition to delete.
    */
   public void deleteCondition(Condition condition) {
-    messageUtil.addMessage("condition removed", condition.getTranslatedKey()
-        + " was successfully removed.");
+    messageUtil.addMessage("message.ratefile.condition.removed",
+        "message.ratefile.condition.removed.detail", condition.getTranslatedKey());
     selectedRateFile.getConditions().remove(condition);
     condition.setRateFile(null);
     updateRateFile();
@@ -335,7 +338,8 @@ private void refreshPageForRateFile() {
     hasRateFileSelected = true;
     refreshRateLineColumns();
     translationUtil.fillInTranslations(selectedRateFile.getConditions());
-    messageUtil.addMessage("Loaded rates", "Displaying rates for " + selectedRateFile.getName());
+    messageUtil.addMessage("message.ratefile.rates.loaded", "message.ratefile.rates.loaded.detail",
+        selectedRateFile.getName());
   }
 
   /**
@@ -356,7 +360,7 @@ public void downloadRateExcel() {
       responseOutputStream.close();
     } catch (IOException e) {
       logger.error(e);
-      messageUtil.addErrorMessage("Unexpected error", "Could not generate excel");
+      messageUtil.addErrorMessage("message.unexpected.error", "message.unexpected.excel.error");
     }
     facesContext.responseComplete();
 
@@ -463,9 +467,8 @@ private boolean validateNumericalPostalCodes(String numericalPostalCodeString) {
       zoneUtil.convertNumericalPostalCodeStringToList(numericalPostalCodeString);
       return true;
     } catch (Exception e) {
-      messageUtil.addErrorMessage("Postal codes not valid",
-          "The given postal codes are not valid, make sure its a ','"
-              + " seperated list of numerical postcode intervals START-STOP,START-STOP,...");
+      messageUtil.addErrorMessage("message.invalid.postal.codes",
+          "message.invalid.postal.codes.numeric.detail");
     }
     return false;
   }
@@ -475,9 +478,8 @@ private boolean validateAlphanumericalPostalCodes(String alphaNumericalPostalCod
       zoneUtil.convertAlphaNumericPostalCodeStringToList(alphaNumericalPostalCodeString);
       return true;
     } catch (Exception e) {
-      messageUtil.addErrorMessage("Postal codes not valid",
-          "The given postal codes are not valid, make sure its a ','"
-              + " seperated list of alphanumerical postal codes.");
+      messageUtil.addErrorMessage("message.invalid.postal.codes",
+          "message.invalid.postal.codes.alphanumeric.detail");
       showZoneDetailDialog();
     }
     return false;
@@ -615,5 +617,4 @@ public MessageUtil getMessageUtil() {
   public void setMessageUtil(MessageUtil messageUtil) {
     this.messageUtil = messageUtil;
   }
-
 }
diff --git a/src/main/java/com/moorkensam/xlra/controller/ManageUsersController.java b/src/main/java/com/moorkensam/xlra/controller/ManageUsersController.java
@@ -104,12 +104,11 @@ private void refreshUsers() {
    * 
    * @param user The user to delete.
    */
-  public void deleteUser(User user) {
+  public void deleteUser(final User user) {
     userService.deleteUser(user);
-    messageUtil.addMessage("User deleted", "The user " + user.getName()
-        + " was successfully deleted.");
+    messageUtil.addMessage("message.user.deleted.title", "message.user.deleted.detail",
+        user.getName() + "");
     refreshUsers();
-
   }
 
   /**
@@ -119,18 +118,16 @@ public void resetUserPassword() {
     if (getCanResetPassword()) {
       try {
         userService.resetUserPassword(selectedUser);
-        messageUtil.addMessage("Password reset",
-            "Password reset email was sent to " + selectedUser.getEmail());
+        messageUtil.addMessage("message.user.password.reset.title",
+            "message.user.password.reset.detail", selectedUser.getEmail() + "");
         refreshUsers();
       } catch (MessagingException e) {
-        messageUtil.addErrorMessage(
-            "Failed to send email to user",
-            "There was a problem sending out the password reset email to "
-                + selectedUser.getUserName()
-                + ". Please try again or of this errors persists contact the system "
-                + "administrator.");
+        messageUtil.addErrorMessage("message.user.password.reset.failed.email.title",
+            "message.user.password.reset.failed.email.detail", selectedUser.getUserName());
       } catch (XlraValidationException e2) {
-        messageUtil.addErrorMessage("Error resetting user password", e2.getBusinessException());
+        messageUtil.addErrorMessage("message.user.password.reset.error.title", e2
+            .getBusinessException(), selectedUser.getUserName(), selectedUser.getUserStatus()
+            .toString());
       }
     }
   }
@@ -143,10 +140,12 @@ public void resetUserPassword() {
   public void enableUser(User user) {
     try {
       userService.enableUser(user);
-      messageUtil.addMessage("User enabled", "Enabled user " + user.getUserName());
+      messageUtil.addMessage("message.user.enabled.title", "message.user.enabled.detail",
+          user.getUserName());
       refreshUsers();
     } catch (XlraValidationException e) {
-      messageUtil.addErrorMessage("Can not enable user", e.getBusinessException());
+      messageUtil.addErrorMessage("message.user.enabled.failed.title", e.getBusinessException(),
+          user.getUserName(), user.getUserStatus().toString());
     }
   }
 
@@ -158,10 +157,12 @@ public void enableUser(User user) {
   public void disableUser(User user) {
     try {
       userService.disableUser(user);
-      messageUtil.addMessage("User disabled", "Disabled user " + user.getUserName());
+      messageUtil.addMessage("message.user.disabled.title", "message.user.disabled.detail",
+          user.getUserName());
       refreshUsers();
     } catch (XlraValidationException e) {
-      messageUtil.addErrorMessage("Can not disable user", e.getBusinessException());
+      messageUtil.addErrorMessage("message.user.disabled.failed.title", e.getBusinessException(),
+          user.getUserName(), user.getUserStatus().toString());
     }
   }
 
@@ -241,19 +242,20 @@ public void createOrUpdateUser() {
   private void createUser() {
     try {
       userService.createUser(selectedUser);
-      messageUtil.addMessage("User created", "The user " + selectedUser.getUserName()
-          + " was successfully created.");
+      messageUtil.addMessage("message.user.created.title", "message.user.created.detail",
+          selectedUser.getUserName());
       refreshUsers();
       hideAddDialog();
     } catch (UserException e) {
       showAddDialog();
-      messageUtil.addErrorMessage("Error creating user", e.getBusinessException());
+      messageUtil.addErrorMessage("message.user.created.error.title", e.getBusinessException(), e
+          .getExtraArguments().get(0));
     }
   }
 
   private void updateUser() {
-    messageUtil.addMessage("User updated", "The user " + selectedUser.getUserName()
-        + " was successfully updated.");
+    messageUtil.addMessage("message.user.updated.title", "message.user.updated.detail",
+        selectedUser.getUserName());
     userService.updateUser(selectedUser, false);
     refreshUsers();
     hideAddDialog();

diff --git a/src/main/java/com/moorkensam/xlra/controller/OfferteOverviewController.java b/src/main/java/com/moorkensam/xlra/controller/OfferteOverviewController.java
@@ -97,7 +97,8 @@ private void checkAndLoadOfferteIfPresent() {
         selectedOfferte = quotationService.getOfferteByOfferteKey(offerteKey);
         showDetailDialog();
       } catch (UnAuthorizedAccessException e) {
-        messageUtil.addErrorMessage("Unauthorized offerte access", e.getBusinessException());
+        messageUtil.addErrorMessage("message.offerte.unauthorized.access.title",
+            e.getBusinessException(), e.getExtraArguments().get(0));
       }
     }
   }
@@ -112,7 +113,8 @@ public void setupOfferteDetail(QuotationResult quotationResult) {
       selectedOfferte = quotationService.getFullOfferteById(quotationResult.getId());
       showDetailDialog();
     } catch (UnAuthorizedAccessException e) {
-      messageUtil.addErrorMessage("Unauthorized offerte access", e.getBusinessException());
+      messageUtil.addErrorMessage("message.offerte.unauthorized.access.title",
+          e.getBusinessException(), e.getExtraArguments().get(0));
     }
   }
 
@@ -159,12 +161,13 @@ public void resendEmail() {
     try {
       emailService.sendOfferteMail(selectedOfferte);
       selectedOfferte = quotationService.getFullOfferteById(selectedOfferte.getId());
-      messageUtil.addMessage("Email resend", "Successfully sent email");
+      messageUtil.addMessage("message.email.resend.title", "message.email.resend.detail");
     } catch (MessagingException e) {
-      messageUtil.addErrorMessage("Could not send email",
-          "Error sending email! Contact the system admin if this error persists.");
+      messageUtil.addErrorMessage("message.email.resend.failed.title",
+          "message.email.resend.failed.detail");
     } catch (UnAuthorizedAccessException e) {
-      messageUtil.addErrorMessage("Unauthorized offerte access", e.getBusinessException());
+      messageUtil.addErrorMessage("message.offerte.unauthorized.access.title",
+          e.getBusinessException(), e.getExtraArguments().get(0));
     }
   }
 

diff --git a/src/main/java/com/moorkensam/xlra/controller/PermissionController.java b/src/main/java/com/moorkensam/xlra/controller/PermissionController.java
@@ -46,7 +46,8 @@ public void initialize() {
    */
   public void onPermissionRowEdit(RowEditEvent event) {
     Permission permission = (Permission) event.getObject();
-    messageUtil.addMessage("Permission updated", "Updated " + permission.getKey() + " to ");
+    messageUtil.addMessage("message.permission.updated.title", "message.permission.updated.detail",
+        permission.getKey());
     rolePermissionService.updatePermission(permission);
     refreshPermissions();
   }
@@ -60,7 +61,8 @@ private void refreshPermissions() {
    */
   public void saveNewPermission() {
     rolePermissionService.createPermission(newPermission);
-    messageUtil.addMessage("Permission created", "Created permission" + newPermission.getKey());
+    messageUtil.addMessage("message.permission.created.title", "message.permission.created.detail",
+        newPermission.getKey());
     newPermission = new Permission();
     refreshPermissions();
   }

diff --git a/src/main/java/com/moorkensam/xlra/controller/RaiseRatesController.java b/src/main/java/com/moorkensam/xlra/controller/RaiseRatesController.java
@@ -93,7 +93,7 @@ public void raiseRates() {
     if (validRaise()) {
       raiseRatesService.raiseRateFileRateLinesWithPercentage(rateFiles.getTarget(), percentage);
       hideAddDialog();
-      messageUtil.addMessage("Rates raised", "Succesfully raised rates for");
+      messageUtil.addMessage("message.rates.raise.title", "message.rates.raise.detail");
       resetState();
     } else {
       showAddDialog();
@@ -102,12 +102,13 @@ public void raiseRates() {
 
   private boolean validRaise() {
     if (rateFiles.getTarget() == null || rateFiles.getTarget().size() == 0) {
-      messageUtil.addErrorMessage("No rates selected", "Please select ratefiles to raise.");
+      messageUtil.addErrorMessage("message.rates.raise.no.rates.selected.title",
+          "message.rates.raise.no.rates.selected.detail");
       return false;
     }
     if (percentage == 0.00d) {
-      messageUtil.addErrorMessage("0.00 is an invalid percentage",
-          "A raise of 0.00 doesnt do anything.");
+      messageUtil.addErrorMessage("message.rates.raise.nul.percentage",
+          "message.rates.raise.nul.percentage.detail");
       return false;
     }
     return true;
@@ -119,7 +120,7 @@ private boolean validRaise() {
   public void undoLatestRaiseRates() {
     raiseRatesService.undoLatestRatesRaise();
     refreshLogs();
-    messageUtil.addMessage("Rates raised", "Succesfully undid latest rates raise.");
+    messageUtil.addMessage("message.rates.raise.title", "message.rates.raise.undo.latest.detail");
   }
 
   public List<RateFile> getAllRateFiles() {

diff --git a/src/main/java/com/moorkensam/xlra/controller/RolesController.java b/src/main/java/com/moorkensam/xlra/controller/RolesController.java
@@ -65,12 +65,12 @@ public void createOrUpdateRole() {
     selectedRole.setPermissions(permissions.getTarget());
     if (selectedRole.getId() == 0) {
       roleService.createRole(selectedRole);
-      messageUtil.addMessage("Role created", "The role " + selectedRole.getName()
-          + " was successfully created.");
+      messageUtil.addMessage("message.role.created.title", "message.role.created.detail",
+          selectedRole.getName());
       setupNewRole();
     } else {
-      messageUtil.addMessage("Role updated", "The role " + selectedRole.getName()
-          + " was successfully updated.");
+      messageUtil.addMessage("message.role.updated.title", "message.role.updated.detail",
+          selectedRole.getName());
       roleService.updateRole(selectedRole);
     }
     refreshRoles();

diff --git a/src/main/java/com/moorkensam/xlra/controller/UserController.java b/src/main/java/com/moorkensam/xlra/controller/UserController.java
@@ -85,14 +85,15 @@ public void saveUser() {
         user.setPassword(newPassword);
       } else {
         if (!skippws) {
-          messageUtil.addErrorMessage("Passwords do not match",
-              "The new password and the retyped new password should be the same!");
+          messageUtil.addErrorMessage("message.user.profile.password.mismatch",
+              "message.user.profile.password.mismatch.detail");
           return;
         }
       }
     }
     user = userService.updateUser(user, !skippws);
-    messageUtil.addMessage("Profile updated", "Your profile was successfully updated.");
+    messageUtil.addMessage("message.user.profile.updated.title",
+        "message.user.profile.updated.detail");
   }
 
   public MessageUtil getMessageUtil() {

diff --git a/src/main/java/com/moorkensam/xlra/controller/util/MessageUtil.java b/src/main/java/com/moorkensam/xlra/controller/util/MessageUtil.java
@@ -1,10 +1,10 @@
 package com.moorkensam.xlra.controller.util;
 
+import java.text.MessageFormat;
+import java.util.List;
 import java.util.ResourceBundle;
 
 import javax.faces.application.FacesMessage;
-import javax.faces.bean.ManagedBean;
-import javax.faces.bean.ManagedProperty;
 import javax.faces.context.FacesContext;
 
 /**
@@ -37,13 +37,40 @@ public static MessageUtil getInstance(ResourceBundle messageBundle) {
     return instance;
   }
 
-  public void addMessage(String summary, String detail) {
-    FacesMessage message = new FacesMessage(FacesMessage.SEVERITY_INFO, summary, detail);
+  /**
+   * Add a message to the facescontext.
+   * 
+   * @param summary Summary of the message
+   * @param detail Detail of the message
+   * @param arguments The arguments to inject into the message
+   */
+  public void addMessage(final String summary, final String detail, final String... arguments) {
+    FacesMessage message =
+        new FacesMessage(FacesMessage.SEVERITY_INFO, lookupI8nStringAndInjectParams(summary,
+            arguments), lookupI8nStringAndInjectParams(detail, arguments));
     FacesContext.getCurrentInstance().addMessage(null, message);
   }
 
-  public void addErrorMessage(String summary, String detail) {
-    FacesMessage message = new FacesMessage(FacesMessage.SEVERITY_ERROR, summary, detail);
+  private String lookupI8nStringAndInjectParams(final String key, final Object... params) {
+    String unformattedString = messageBundle.getString(key);
+    if (params != null) {
+      String formattedResult = MessageFormat.format(unformattedString, params);
+      return formattedResult;
+    }
+    return unformattedString;
+  }
+
+  /**
+   * Add an error message to the facescontext.
+   * 
+   * @param summary Summary of the error message
+   * @param detail Detailed message
+   * @param arguments The arguments to pass along
+   */
+  public void addErrorMessage(final String summary, final String detail, final String... arguments) {
+    FacesMessage message =
+        new FacesMessage(FacesMessage.SEVERITY_ERROR, lookupI8nStringAndInjectParams(summary,
+            arguments), lookupI8nStringAndInjectParams(detail, arguments));
     FacesContext.getCurrentInstance().addMessage(null, message);
   }
 

diff --git a/src/main/java/com/moorkensam/xlra/model/error/XlraBaseException.java b/src/main/java/com/moorkensam/xlra/model/error/XlraBaseException.java
@@ -1,5 +1,7 @@
 package com.moorkensam.xlra.model.error;
 
+import java.util.List;
+
 /**
  * Base exception class for application specific exceptiosn.
  * 
@@ -9,6 +11,8 @@
 public abstract class XlraBaseException extends Exception {
   private static final long serialVersionUID = -4145698228958030600L;
 
+  private List<String> extraArguments;
+
   private String businessException;
 
   public XlraBaseException(String businessException, String msg, Throwable exc) {
@@ -32,4 +36,12 @@ public String getBusinessException() {
   public void setBusinessException(String businessException) {
     this.businessException = businessException;
   }
+
+  public List<String> getExtraArguments() {
+    return extraArguments;
+  }
+
+  public void setExtraArguments(List<String> extraArguments) {
+    this.extraArguments = extraArguments;
+  }
 }
diff --git a/src/main/java/com/moorkensam/xlra/service/impl/AuthorizationServiceImpl.java b/src/main/java/com/moorkensam/xlra/service/impl/AuthorizationServiceImpl.java
@@ -6,6 +6,8 @@
 import com.moorkensam.xlra.service.AuthorizationService;
 import com.moorkensam.xlra.service.UserSessionService;
 
+import java.util.Arrays;
+
 import javax.ejb.Stateless;
 import javax.inject.Inject;
 
@@ -20,8 +22,9 @@ public void authorizeOfferteAccess(QuotationResult offerte) throws UnAuthorizedA
     User user = getUserSessionService().getLoggedInUser();
     if (!getUserSessionService().doesLoggedInUserHaveAdminRights()) {
       if (!user.getUserName().equalsIgnoreCase(offerte.getCreatedUserName())) {
-        throw new UnAuthorizedAccessException("User " + user.getUserName()
-            + " is not authorized to access this offerte.");
+        UnAuthorizedAccessException exc =
+            new UnAuthorizedAccessException("message.offerte.unauthorized.access.detail");
+        exc.setExtraArguments(Arrays.asList(user.getUserName()));
       }
     }
   }

diff --git a/src/main/java/com/moorkensam/xlra/service/impl/CustomerServiceImpl.java b/src/main/java/com/moorkensam/xlra/service/impl/CustomerServiceImpl.java
@@ -10,6 +10,7 @@
 import org.apache.logging.log4j.Logger;
 import org.primefaces.model.SortOrder;
 
+import java.util.Arrays;
 import java.util.List;
 import java.util.Map;
 
@@ -43,8 +44,10 @@ private void validateCustomer(Customer customer) throws XlraValidationException
       customerDao.getCustomerByName(customer.getName());
       logger.info("Validate customer failed, customer with name " + customer.getName()
           + " already exists.");
-      throw new XlraValidationException("Customer with name " + customer.getName()
-          + " already exists.");
+      XlraValidationException exc =
+          new XlraValidationException("message.customer.create.name.already.exists");
+      exc.setExtraArguments(Arrays.asList(customer.getName()));
+      throw exc;
     } catch (NoResultException nre) {
       // nothing needed here
     }

diff --git a/src/main/java/com/moorkensam/xlra/service/impl/QuotationServiceImpl.java b/src/main/java/com/moorkensam/xlra/service/impl/QuotationServiceImpl.java
@@ -176,10 +176,10 @@ public QuotationResult generateEmailAndPdfForOfferte(QuotationResult offerte)
       offerte.setQuotationResultStatus(QuotationResultStatus.PROCESSED_OPTIONS);
     } catch (TemplatingException e) {
       logger.error("Failed to parse Template" + e.getMessage());
-      throw new RateFileException("Failed to parse email template.");
+      throw new RateFileException("message.email.template.parse");
     } catch (FileNotFoundException | DocumentException e) {
       logger.error("Failed to create PDF." + e.getMessage());
-      throw new RateFileException("Failed to generate pdf");
+      throw new RateFileException("message.pdf.generate.failed");
     }
     return offerte;
   }
@@ -222,7 +222,7 @@ public void submitQuotationResult(QuotationResult result) throws RateFileExcepti
       getEmailService().sendOfferteMail(result);
     } catch (MessagingException e) {
       logger.error("Failed to send offerte email");
-      throw new RateFileException("Failed to send email");
+      throw new RateFileException("message.email.sent.failed");
     } catch (PdfException e) {
       throw new RateFileException(e.getBusinessException());
     }

diff --git a/src/main/java/com/moorkensam/xlra/service/impl/RateFileServiceImpl.java b/src/main/java/com/moorkensam/xlra/service/impl/RateFileServiceImpl.java
@@ -160,9 +160,8 @@ public RateFile generateCustomerRateFileForFilterAndCustomer(RateFileSearchFilte
       throws RateFileException {
     try {
       rateFileDao.getFullRateFileForFilter(filter);
-      String businessException = "A ratefile already exists for this customer and these options.";
-      logger.error(businessException);
-      throw new RateFileException(businessException);
+      logger.error("A ratefile already exists for this customer and these options.");
+      throw new RateFileException("message.ratefile.create.failed.ratefile.exists");
     } catch (NoResultException e) {
       try {
         Customer customer = filter.getCustomer();
@@ -173,9 +172,8 @@ public RateFile generateCustomerRateFileForFilterAndCustomer(RateFileSearchFilte
         filter.setCustomer(customer);
         return copy;
       } catch (NoResultException nre2) {
-        String businessException = "Could not find a ratefile to copy from for this filter.";
-        logger.error(businessException);
-        throw new RateFileException(businessException);
+        logger.error("Could not find a ratefile to copy from for this filter.");
+        throw new RateFileException("message.ratefile.create.failed.base.file.not.exists");
       }
     }
   }

diff --git a/src/main/java/com/moorkensam/xlra/service/impl/TemplateParseServiceImpl.java b/src/main/java/com/moorkensam/xlra/service/impl/TemplateParseServiceImpl.java
@@ -105,19 +105,19 @@ public String parseOfferteEmailTemplate(String templateFromDb, QuotationResult o
       template.process(dataModel, writer);
     } catch (TemplateNotFoundException e) {
       logger.error(e);
-      throw new TemplatingException("Template not found internaly", e);
+      throw new TemplatingException("message.template.not.found", e);
     } catch (MalformedTemplateNameException e) {
       logger.error(e);
-      throw new TemplatingException("Template malformated", e);
+      throw new TemplatingException("message.template.malformed", e);
     } catch (ParseException e) {
       logger.error(e);
-      throw new TemplatingException("Failed to parse template", e);
+      throw new TemplatingException("message.template.parse.failed", e);
     } catch (IOException e) {
       logger.error(e);
-      throw new TemplatingException("Could not write template", e);
+      throw new TemplatingException("message.template.write.failed", e);
     } catch (TemplateException e) {
       logger.error(e);
-      throw new TemplatingException("General templating exception", e);
+      throw new TemplatingException("message.template.general.exception", e);
     }
     return writer.toString();
   }
@@ -140,10 +140,10 @@ public String parseOffertePdf(QuotationResult offerte, Language language)
       template.process(parameters, writer);
     } catch (IOException e) {
       logger.error(e);
-      throw new TemplatingException("Could not write template", e);
+      throw new TemplatingException("message.template.write.failed", e);
     } catch (TemplateException e) {
       logger.error(e);
-      throw new TemplatingException("General templating exception", e);
+      throw new TemplatingException("message.template.general.exception", e);
     }
     return writer.toString();
   }
@@ -166,10 +166,10 @@ public String parseUserCreatedTemplate(User user) throws TemplatingException {
       template.process(dataModel, writer);
     } catch (IOException e) {
       logger.error(e);
-      throw new TemplatingException("Could not write template", e);
+      throw new TemplatingException("message.template.write.failed", e);
     } catch (TemplateException e) {
       logger.error(e);
-      throw new TemplatingException("General templating exception", e);
+      throw new TemplatingException("message.template.general.exception", e);
     }
 
     return writer.toString();
@@ -220,10 +220,10 @@ public String parseUserResetPasswordEmail(User user) throws TemplatingException
       template.process(dataModel, writer);
     } catch (IOException e) {
       logger.error(e);
-      throw new TemplatingException("Could not write template", e);
+      throw new TemplatingException("message.template.write.failed", e);
     } catch (TemplateException e) {
       logger.error(e);
-      throw new TemplatingException("General templating exception", e);
+      throw new TemplatingException("message.template.general.exception", e);
     }
 
     return writer.toString();
@@ -235,16 +235,16 @@ private Template loadTemplate(String templateName) throws TemplatingException {
       return freemarkerConfiguration.getTemplate(templateName);
     } catch (TemplateNotFoundException e) {
       logger.error(e);
-      throw new TemplatingException("Template not found internaly", e);
+      throw new TemplatingException("message.template.not.found", e);
     } catch (MalformedTemplateNameException e) {
       logger.error(e);
-      throw new TemplatingException("Template malformated", e);
+      throw new TemplatingException("message.template.malformed", e);
     } catch (ParseException e) {
       logger.error(e);
-      throw new TemplatingException("Failed to parse template", e);
+      throw new TemplatingException("message.template.parse.failed", e);
     } catch (IOException e) {
       logger.error(e);
-      throw new TemplatingException("Could not write template", e);
+      throw new TemplatingException("message.template.write.failed", e);
     }
   }
 

diff --git a/src/main/java/com/moorkensam/xlra/service/impl/UserServiceImpl.java b/src/main/java/com/moorkensam/xlra/service/impl/UserServiceImpl.java
@@ -19,6 +19,7 @@
 import org.apache.logging.log4j.LogManager;
 import org.apache.logging.log4j.Logger;
 
+import java.util.Arrays;
 import java.util.List;
 
 import javax.annotation.PostConstruct;
@@ -69,25 +70,29 @@ public void createUser(final User user) throws UserException {
   }
 
   private void validateUserIsUnique(final User user) throws UserException {
-    validateUserEmail(user);
-    validateUserUsername(user);
+    validateUserEmailUnique(user);
+    validateUserUsernameUnique(user);
   }
 
-  private void validateUserUsername(final User user) throws UserException {
+  private void validateUserUsernameUnique(final User user) throws UserException {
     try {
       userDao.getUserByUserName(user.getUserName());
-      throw new UserException("A user with this username already exists");
+      UserException exc = new UserException("message.user.created.username.exists");
+      exc.setExtraArguments(Arrays.asList(user.getUserName()));
+      throw exc;
     } catch (NoResultException nre) {
       if (logger.isDebugEnabled()) {
         logger.debug("User with username " + user.getUserName() + " was not found");
       }
     }
   }
 
-  private void validateUserEmail(final User user) throws UserException {
+  private void validateUserEmailUnique(final User user) throws UserException {
     try {
       userDao.getUserByEmail(user.getEmail());
-      throw new UserException("A user with this email adres already exists");
+      UserException exc = new UserException("message.user.created.email.exists");
+      exc.setExtraArguments(Arrays.asList(user.getEmail()));
+      throw exc;
     } catch (NoResultException nre) {
       if (logger.isDebugEnabled()) {
         logger.debug("User with username " + user.getUserName() + " was not found");
@@ -144,9 +149,7 @@ public void resetUserPassword(final User user) throws MessagingException, XlraVa
 
   private void validateResetRequest(final User user) throws XlraValidationException {
     if (!UserStatusUtil.canResetPassword(user)) {
-      String businessException =
-          "Can not change the user status to PASSWORD_RESET for user " + user.getUserName()
-              + " which has status " + user.getUserStatus();
+      String businessException = "message.user.status.to.password.reset.invalid";
       logger.error(businessException);
       throw new XlraValidationException(businessException);
     }
@@ -223,8 +226,7 @@ public void disableUser(final User user) throws XlraValidationException {
 
   private void validateDisableRequest(final User user) throws XlraValidationException {
     if (!UserStatusUtil.canDisableUser(user)) {
-      String businessException =
-          "Can not disable user " + user.getUserName() + " with status " + user.getUserStatus();
+      String businessException = "message.user.disabled.failed.detail";
       logger.error(businessException);
       throw new XlraValidationException(businessException);
     }
@@ -239,8 +241,7 @@ public void enableUser(final User user) throws XlraValidationException {
 
   private void validateEnableRequest(final User user) throws XlraValidationException {
     if (!UserStatusUtil.canEnableUser(user)) {
-      String businessException =
-          "Can not enable user " + user.getUserName() + " with status " + user.getUserStatus();
+      String businessException = "message.user.enabled.failed.detail";
       logger.error(businessException);
       throw new XlraValidationException(businessException);
     }

diff --git a/src/main/java/com/moorkensam/xlra/service/util/RateUtil.java b/src/main/java/com/moorkensam/xlra/service/util/RateUtil.java
@@ -45,18 +45,16 @@ public static String generateNameForCustomerRateFile(RateFileSearchFilter filter
   public static void validateRateInterval(AbstractRate rate,
       List<? extends AbstractRate> existingRates) throws IntervalOverlapException {
     if (rate.getInterval().getStart() >= rate.getInterval().getEnd()) {
-      throw new IntervalOverlapException(
-          "The start value of the rate should be smaller then the end value.");
+      throw new IntervalOverlapException("message.invalid.interval.start.smaller.end");
     }
     for (AbstractRate existing : existingRates) {
       if (rate.getInterval().getStart() >= existing.getInterval().getStart()
           && rate.getInterval().getStart() < existing.getInterval().getEnd()) {
-        throw new IntervalOverlapException(
-            "The start value of this rate is already in another rate.");
+        throw new IntervalOverlapException("message.invalid.interval.start.already.in.other");
       }
       if (rate.getInterval().getEnd() >= existing.getInterval().getStart()
           && rate.getInterval().getEnd() < existing.getInterval().getEnd()) {
-        throw new IntervalOverlapException("The end value of the rate is already in another rate.");
+        throw new IntervalOverlapException("message.invalid.interval.end.already.in.other");
       }
     }
   }

diff --git a/src/main/resources/com/moorkensam/xlra/messages.properties b/src/main/resources/com/moorkensam/xlra/messages.properties
@@ -359,11 +359,128 @@ message.user.name.required=Name is required
 message.edit.condition.tip=Edit this condition
 message.condition.edit.cancel=Undo all changes.
 message.raise.rates.tip=Apply the raise for selected rate files
-message.chf.currentvalue.null=Please fill in valid price
+message.chf.currentvalue.null=Please fill in a valid price
 message.empty.value=Empty value
 message.current.chf.price=Current swiss franc price
 message.price.same.as.old=The new price is the same as the old, not updating.
-message.chf.updated.to=Updated current swiss franc price to 
+message.chf.updated.to=Updated current swiss franc price to {0} 
+message.chf.rate.created.title=Swiss franc rate created
+message.chf.rate.created.detail=Successfully created swiss franc rate for {0}  with surcharge percentage  {1}
+message.chf.rate.updated.title=Swiss franc rate updated
+message.chf.rate.updated.detail=Updated swiss franc rate for {0} to surcharge percentage {1}
+message.chf.illegal.interval.title=Illegal interval
+message.chf.delete.title=Successfully deleted rate
+message.chf.delete.detail=Sucessfully deleted Swiss franc rate for {0} 
+message.invalid.interval.start.smaller.end=The start value of the rate should be smaller then the end value.
+message.invalid.interval.start.already.in.other=The start value of this rate is already in another rate.
+message.invalid.interval.end.already.in.other=The end value of the rate is already in another rate.
+message.diesel.rate.updated.title=Diesel rate updated
+message.diesel.rate.updated.detail=Updated diesel rate for {0} to surcharge percentage {1}.
+message.diesel.rate.create.title=New diesel rate created
+message.diesel.rate.create.detail=Successfully created diesel rate for {0} with surcharge percentage {1}. 
+message.diesel.delete.title=Successfully deleted rate
+message.diesel.delete.detail=Sucessfully deleted diesel rate for {0} 
+message.current.diesel.price.title=Current diesel price
+message.current.diesel.price.detail=Updated current diesel price to {0} 
+message.email.template.update.title=Successfully updated email template
+message.email.template.update.detail=The email template was successfully updated.
+message.country.update.title=Country updated
+message.country.update.detail=Succesfully updated Country {0}.
+message.country.delete.title=Successfully country deleted
+message.country.delete.detail=Successfully deleted the country {0}.
+message.user.profile.password.mismatch.title=Password mismatch
+message.user.profile.password.mismatch.detail=The new password and the retyped new password should be the same.  
+message.user.profile.updated.title=Profile updated
+message.user.profile.updated.detail=Your user profile was successfully updated.
+message.user.deleted.title=User successfully deleted
+message.user.deleted.detail=The user {0} was successfully deleted.
+message.user.password.reset.title=Password reset
+message.user.password.reset.detail=Password reset email was sent to {0}.
+message.user.password.reset.failed.email.title=Failed to send email to user
+message.user.password.reset.failed.email.detail=There was a problem sending out the password reset email to {0}. Please try again or of this errors persists contact the system administrator.  
+message.user.password.reset.error.title=Error resetting user password
+message.user.status.to.password.reset.invalid=Can not change the user status to PASSWORD_RESET for user {0} which has status {1}.
+message.user.enabled.title=User enabled
+message.user.enabled.detail=User {0} is now enabled.
+message.user.enabled.failed.title=Can not enable user
+message.user.enabled.failed.detail=Can not enable user {0} with status {1}.
+message.user.disabled.title=User disabled
+message.user.disabled.detail=User {0} is now disabled. 
+message.user.disabled.failed.title=Can not disable user
+message.user.disabled.failed.detail=Can not disable user {0} with status {1}.
+message.user.created.title=User created
+message.user.created.detail=The user {0} was successfully created. 
+message.user.created.error.title=Error creating user
+message.user.created.email.exists=A user with email adres {0} already exists.
+message.user.created.username.exists=A user with username {0} already exists.
+message.user.updated.title=User updated
+message.user.updated.detail=The user {0} was successfully updated.
+message.role.created.title=Role created
+message.role.created.detail=The role {0} was successfully created.
+message.role.updated.title=Role updated
+message.role.updated.detail=The role {0} was successfully updated.
+message.permission.updated.title=Permission updated
+message.permission.updated.detail=Permission {0} was successfully updated.
+message.permission.created.title=Permission created
+message.permission.created.detail=Permission {0} was successfully created.
+message.customer.created.title=Customer created
+message.customer.created.detail=Customer {0} was successfully created. 
+message.customer.invalid.data=Invalid customer data
+message.customer.create.name.already.exists=The customer with name {0} already exists.
+message.customer.updated.title=Customer updated
+message.customer.updated.detail=The customer {0} was successfully updated.
+message.customer.deleted.title=Customer deleted
+message.customer.deleted.detail=The customer {0} was successfully deleted.
+message.unknown.exception=Unknown exception
+message.unknown.exception.detail=An unexpected exception occurred, please contact the system admin.
+message.offerte.sent.title=Offer successfully send
+message.offerte.sent.detail=The offerte was successfully send to {0}.
+message.processing.unexecptected.error=Unexpected processing error
+message.email.template.parse=Failed to parse email template. 
+message.pdf.generate.failed=Generating the offer email failed.
+message.email.sent.failed=Unable to sent out email.
+message.template.not.found=The template was not found.
+message.template.malformed=The template was malformed and could not be parsed.
+message.template.parse.failed=The template could not be parsed.
+message.template.write.failed=The template could not be written to the output buffer.
+message.template.general.exception=An exception occured whilst processing the template.
+message.offerte.unauthorized.access.title=Unauthorized offerte access
+message.offerte.unauthorized.access.detail=The user {0} is not authorized to access this offerte.
+message.email.resend.title=Email resent
+message.email.resend.detail=The offer email was successfully resent.
+message.email.resend.failed.title=Could not resend offer email
+message.email.resend.failed.detail=Error sending email! Contact the system admin if this error persists.
+message.ratefile.create.failed=Failed to create rates
+message.ratefile.create.failed.ratefile.exists=A set of rates already exists for this customer and these options.
+message.ratefile.create.failed.base.file.not.exists=Could not find a set of rates to copy from for these options.
+message.ratefile.update.title=Rate updated
+message.ratefile.update.detail=The rate value was updated to {0}.
+message.ratefile.condition.removed=Condition deleted
+message.ratefile.condition.removed.detail=The condition {0} was successfully deleted.
+message.ratefile.created.title=Rates created
+message.ratefile.created.detail=The rates {0} were successfully created.
+message.ratefile.condition.updated.title=Condition updated
+message.ratefile.condition.updated.detail=The condition {0} was successfully updated.
+message.ratefile.condition.empty=Empty condition
+message.ratefile.condition.empty.detail=The condition you are trying to save is empty, this is not possible.  
+message.ratefile.condition.added=Condition added
+message.ratefile.condition.added.detail=The condition {0} was successfully added to the rates {1}. 
+message.ratefile.zone.updated=Zone updated
+message.ratefile.zone.updated.detail=The zone {0} was successfully updated.
+message.ratefile.rates.loaded=Loaded rates
+message.ratefile.rates.loaded.detail=The rates for {0} are now displayed in the detail view. 
+message.unexpected.error=Unexpected error
+message.unexpected.excel.error=An unexpected error occured while generating the excel. Please contact the system administrator.
+message.invalid.postal.codes=Postal codes not valid
+message.invalid.postal.codes.numeric.detail=The given postal codes are not valid, make sure its a ',' seperated list of numerical postcode intervals START-STOP,START-STOP,..
+message.invalid.postal.codes.alphanumeric.detail=The given postal codes are not valid, make sure its a ',' seperated list of alphanumerical postal codes.
+message.rates.raise.title=Rates raised
+message.rates.raise.detail=Succesfully raised rates.
+message.rates.raise.no.rates.selected.title=No rates selected
+message.rates.raise.no.rates.selected.detail=You didn't select any rates to raise.
+message.rates.raise.nul.percentage=0.00 is an invalid percentage
+message.rates.raise.nul.percentage.detail=A raise of 0.00 doesn't do anything.
+message.rates.raise.undo.latest.detail=Succesfully undid latest rates raise.
 
 dialog.confirm.delete.title=Confirm delete
 
diff --git a/src/main/resources/com/moorkensam/xlra/messages_nl.properties b/src/main/resources/com/moorkensam/xlra/messages_nl.properties
@@ -361,6 +361,123 @@ message.chf.currentvalue.null=Gelieve een geldige prijs in te vullen
 message.empty.value=Lege waarde
 message.current.chf.price=Huidige Zwitserse Frank prijs
 message.price.same.as.old=De nieuwe prijs is dezelfde als de oude.
-message.chf.updated.to=Zwitserse Frank prijs aangepast naar
+message.chf.updated.to=Zwitserse Frank prijs aangepast naar {0}
+message.chf.rate.created.title=Zwitsers Frank tarief aangemaakt
+message.chf.rate.created.detail=Het Zwitserse Frank tarief voor {0} met toeslag percentage {1} werd met succes aangemaakt
+message.chf.rate.updated.title=Zwitsers Frank tarief met succes aangepast
+message.chf.rate.updated.detail=Het Zwitsers Frank tarief voor {0} werd aangepast naar toeslag percentage {1}
+message.chf.illegal.interval.title=Illegaal interval
+message.chf.delete.detail=Tarief verwijdered
+message.chf.delete.detail=Het Zwitsers Frank tarief voor {0} werd met succes verwijderd.
+message.invalid.interval.start.smaller.end=De start waarde van het tarief moet kleiner zijn dan de eind waarde.
+message.invalid.interval.start.already.in.other=De start waarde van dit tarief bestaat al in een ander tarief.
+message.invalid.interval.end.already.in.other=De eind waarde van dit tarief bestaat al in een ander tarief.
+message.diesel.rate.updated.title=Diesel tarief succesvol aangepast
+message.diesel.rate.updated.detail=Het diesel tarief voor {0} werd aangepast naar toeslag percentage {1}.
+message.diesel.rate.create.title=Nieuw diesel tarief aangemaakt
+message.diesel.rate.create.detail=Het diesel tarief voor {0} met toeslag percentage {1} werd met succes aangemaakt.
+message.diesel.delete.title=Tarief verwijderd
+message.diesel.delete.detail=Het diesel tarief voor {0} werd met succes verwijderd.
+message.current.diesel.price.title=Huidige diesel prijs
+message.current.diesel.price.detail=De huidige diesel prijs is aangepast naar {0}.
+message.email.template.update.title=Email sjabloon succesvol aangepast
+message.email.template.update.detail=Het email sjabloon werd met succes aangepast.
+message.country.update.title=Land aangepast
+message.country.update.detail=Het land {0} werd met succes aangepast.
+message.country.delete.title=Land succesvol verwijderd
+message.country.delete.detail=Het land {0} werd met succes verwijderd.
+message.user.profile.password.mismatch.title=Paswoorden komen niet overeen
+message.user.profile.password.mismatch.detail=Het nieuwe paswoord en het hertypte paswoord komen niet overeen.
+message.user.profile.updated.title=Profiel aangepast
+message.user.profile.updated.detail=Uw gebruikersprofiel werd met succes aangepast.
+message.user.deleted.title=Gebruiker succesvol verwijderd
+message.user.deleted.detail=De gebruiker {0} werd met succes verwijderd.
+message.user.password.reset.title=Wachtwoord reset
+message.user.password.reset.detail=Een wachtwoord reset email is verstuurd naar {0}.
+message.user.password.reset.failed.email.title=Niet geslaagd in versturen email naar gebruiker
+message.user.password.reset.failed.email.detail=Er is een probleem opgetreden bij het versturen van de wachtwoord reset email naar {0}. Gelieve opnieuw te proberen en als dit probleem zich blijft voordoen contacteer dan de systeem administrator.
+message.user.password.reset.error.title=Fout bij resetten van wachtwoord
+message.user.status.to.password.reset.invalid=Kan de status van de gebruiker niet op PASSWORD_RESET zetten voor gebruiker {0}. De huidige status van de gebruiker is {1}.
+message.user.enabled.title=Gebruiker ingeschakeld
+message.user.enabled.detail=Gebruiker {0} is nu ingeschakeld.
+message.user.enabled.failed.title=Kan gebruiker niet inschakelen
+message.user.enabled.failed.detail=Kan gebruiker {0} met status {1} niet inschakelen.
+message.user.disabled.title=Gebruiker uitgeschakeld
+message.user.disabled.detail=Gebruiker {0} is nu uitgeschakeld.
+message.user.disabled.failed.title=Kan gebruiker niet uitschakelen
+message.user.disabled.failed.detail=Kan gebruiker {0} met status {1} niet uitschakelen.
+message.user.created.title=Gebruiker aangemaakt
+message.user.created.detail=De gebruiker {0} is succesvol aangemaakt.
+message.user.created.error.title=Fout aanmaken gebruiker
+message.user.created.email.exists=Er bestaat al een gebruiker met het email adres {0}.
+message.user.created.username.exists=Er bestaat al een gebruiker met gebruikersnaam {0}.
+message.user.updated.title=Gebruiker aangepast
+message.user.updated.detail=De gebruiker {0} is succesvol aangepast.
+message.role.created.title=Rol aangemaakt
+message.role.created.detail=De rol {0} is succesvol aangemaakt.
+message.role.updated.title=Rol aangepast
+message.role.updated.detail=De rol {0} werd succesvol aangepast.
+message.permission.updated.title=Permissie aangepast
+message.permission.updated.detail=De permissie {0} werd succesvol aangepast.
+message.permission.created.title=Permissie aangemaakt
+message.permission.created.detail=Permissie {0} werd succesvol aangemaakt.
+message.customer.created.title=Klant aangemaakt
+message.customer.created.detail=Klant {0} werd succesvol aangemaakt.
+message.customer.invalid.data=Ongeldige klant gegevens
+message.customer.create.name.already.exists=De klant met naam {0} bestaat al in het systeem.
+message.customer.updated.title=Klant aangepast
+message.customer.updated.detail=De klant {0} werd succesvol aangepast.
+message.customer.deleted.title=Klant verwijderd
+message.customer.deleted.detail=De klant {0} werd succesvol verwijderd.
+message.unknown.exception=Onbekende fout
+message.unknown.exception.detail=Een onbekende fout is opgetreden, gelieve de systeem administrator te contacteren.
+message.offerte.sent.title=Offerte succesvol verstuurd
+message.offerte.sent.detail=De offerte werd succesvol verstuurd naar {0}.
+message.processing.unexecptected.error=Onverwachte fout tijdens processing
+message.email.template.parse=Het parsen van het email sjabloon is mislukt.
+message.pdf.generate.failed=Het genereren van de offerte PDF is mislukt.
+message.email.sent.failed=Het versturen van de email is mislukt.
+message.template.not.found=Het sjabloon kon niet worden gevonden.
+message.template.malformed=Het sjabloon is slecht gevormd en kon niet geparsed worden.
+message.template.parse.failed=Het sjabloon kon niet geparsed worden.
+message.template.write.failed=Het sjabloon kon niet geschreven worden naar de uitput buffer.
+message.template.general.exception=Er is een fout opgetreden bij het verwerken van het sjabloon.
+message.offerte.unauthorized.access.title=Ongeautoriseerde toegang offerte
+message.offerte.unauthorized.access.detail=Ge gebruiker {0} is niet geautoriseerd om deze offerte te openen.
+message.email.resend=Email opnieuw verzonden
+message.email.resend.detail=De email offerte werd succesvol opnieuw verzonden.
+message.email.resend.failed.title=Kon offerte mail niet opnieuw versturen
+message.email.resend.failed.detail=Er is een fout opgetreden bij het opnieuw versturen de offerte email. Probeer het opnieuw en als deze foutmelding zich blijft voordoen contacteer de systeem administrator.
+message.ratefile.create.failed=Aanmeken tarieven mislukt
+message.ratefile.create.failed.ratefile.exists=Er bestaan al tarieven voor de combinatie van deze klant en filters.
+message.ratefile.create.failed.base.file.not.exists=Er konden geen tarieven gevonden worden voor deze opties om te kopiëren.
+message.ratefile.update.title=Tarief aangepast
+message.ratefile.update.detail=De waarde van het tarief werd aangepast naar {0}.
+message.ratefile.condition.removed=Voorwaarde verwijderd
+message.ratefile.condition.removed.detail=De voorwaarde {0} werd succesvol verwijderd.
+message.ratefile.created.title=Tarieven aangemaakt
+message.ratefile.created.detail=De tarieven {0} werden succesvol aangemaakt.
+message.ratefile.condition.updated.title=Voorwaarde aangepast
+message.ratefile.condition.updated.detail=De voorwaarde {0} werd succesvol aangepast.
+message.ratefile.condition.empty=Lege voorwaarde
+message.ratefile.condition.empty.detail=De voorwaarde die u probeert op te slaan is leeg, dit is niet mogelijk.
+message.ratefile.condition.added=Voorwaarde toegevoegd
+message.ratefile.condition.added.detail=De voorwaarde {0} werd succesvol toegevoegd aan de tarieven {1}.
+message.ratefile.zone.updated=Zone aangepast
+message.ratefile.zone.updated.detail=De zone {0} werd succesvol aangepast.
+message.ratefile.rates.loaded=Rates ingeladen
+message.ratefile.rates.loaded.detail=De tarieven voor {0} worden nu weergegeven in het detail scherm.
+message.unexpected.error=Onverwachte fout
+message.unexpected.excel.error=Een onverwachte fout is opgetreden bij het genereren van de excel. Gelieve de systeem administrator te contacteren.
+message.invalid.postal.codes=Postcodes niet geldig
+message.invalid.postal.codes.numeric.detail=De opgegeven postcodes zijn niet geldig, zorg ervoor dat dit een lijst is van door ',' gescheiden intervallen: START-STOP, START-STOP,...
+message.invalid.postal.codes.alphanumeric.detail=De opgegeven postcodes zijn niet geldig, zorg ervoor dat dit een door ',' gescheiden lijst is.
+message.rates.raise.title=Tarieven verhoogd
+message.rates.raise.detail=Tarieven succesvol verhoogd.
+message.rates.raise.no.rates.selected.title=Geen tarieven geselecteerd
+message.rates.raise.no.rates.selected.detail=U heeft geen tarieven geselecteerd om te verhogen. Selecteer aub tarieven om te verhogen.
+message.rates.raise.nul.percentage=0.00 is een ongeldig percentage
+message.rates.raise.nul.percentage.detail=Een verhoging van 0.00 percent doet niets.
+message.rates.raise.undo.latest.detail=De laatste tarief verhoging werd succesvol ongedaan gemaakt.
 
 dialog.confirm.delete.title=Bevestig verwijderen