diff --git a/src/Our.Umbraco.NestedContent/Web/UI/App_Plugins/NestedContent/Js/nestedcontent.controllers.js b/src/Our.Umbraco.NestedContent/Web/UI/App_Plugins/NestedContent/Js/nestedcontent.controllers.js
index 05a07b1..72d4aac 100644
--- a/src/Our.Umbraco.NestedContent/Web/UI/App_Plugins/NestedContent/Js/nestedcontent.controllers.js
+++ b/src/Our.Umbraco.NestedContent/Web/UI/App_Plugins/NestedContent/Js/nestedcontent.controllers.js
@@ -1,4 +1,4 @@
-angular.module("umbraco").controller("Our.Umbraco.NestedContent.Controllers.DocTypePickerController", [
+angular.module("umbraco").controller("Our.Umbraco.NestedContent.Controllers.DocTypePickerController", [
 
     "$scope",
     "Our.Umbraco.NestedContent.Resources.NestedContentResources",
@@ -8,7 +8,7 @@
         $scope.add = function () {
             $scope.model.value.push({
                 // As per PR #4, all stored content type aliases must be prefixed "nc" for easier recognition.
-                // For good measure we'll also prefix the tab alias "nc" 
+                // For good measure we'll also prefix the tab alias "nc"
                 ncAlias: "",
                 ncTabAlias: "",
                 nameTemplate: ""
@@ -305,7 +305,7 @@ angular.module("umbraco").controller("Our.Umbraco.NestedContent.Controllers.Nest
         var initIfAllScaffoldsHaveLoaded = function () {
             // Initialize when all scaffolds have loaded
             if ($scope.model.config.contentTypes.length == scaffoldsLoaded) {
-                // Because we're loading the scaffolds async one at a time, we need to 
+                // Because we're loading the scaffolds async one at a time, we need to
                 // sort them explicitly according to the sort order defined by the data type.
                 var contentTypeAliases = [];
                 _.each($scope.model.config.contentTypes, function (contentType) {
@@ -356,7 +356,7 @@ angular.module("umbraco").controller("Our.Umbraco.NestedContent.Controllers.Nest
                     var prop = tab.properties[p];
                     prop.propertyAlias = prop.alias;
                     prop.alias = $scope.model.alias + "___" + prop.alias;
-                    // Force validation to occur server side as this is the 
+                    // Force validation to occur server side as this is the
                     // only way we can have consistancy between mandatory and
                     // regex validation messages. Not ideal, but it works.
                     prop.validation = {
diff --git a/src/Our.Umbraco.NestedContent/Web/UI/App_Plugins/NestedContent/Js/nestedcontent.directives.js b/src/Our.Umbraco.NestedContent/Web/UI/App_Plugins/NestedContent/Js/nestedcontent.directives.js
index 01e3794..a2fc50c 100644
--- a/src/Our.Umbraco.NestedContent/Web/UI/App_Plugins/NestedContent/Js/nestedcontent.directives.js
+++ b/src/Our.Umbraco.NestedContent/Web/UI/App_Plugins/NestedContent/Js/nestedcontent.directives.js
@@ -1,6 +1,8 @@
 angular.module("umbraco.directives").directive('nestedContentEditor', [
 
-    function () {
+    "Our.Umbraco.NestedContent.Services.NestedContentCallbacks",
+
+    function (NestedContentCallbacks) {
 
         var link = function ($scope) {
 
@@ -29,6 +31,9 @@
             var unsubscribe = $scope.$on("ncSyncVal", function (ev, args) {
                 if (args.id === $scope.model.id) {
 
+                    // Run callback
+                    NestedContentCallbacks.call("ncBeforeFormSubmitting", { scope: $scope });
+
                     // Tell inner controls we are submitting
                     $scope.$broadcast("formSubmitting", { scope: $scope });
 
@@ -94,4 +99,4 @@
 //        },
 //        link: link
 //    }
-//});
\ No newline at end of file
+//});
diff --git a/src/Our.Umbraco.NestedContent/Web/UI/App_Plugins/NestedContent/Js/nestedcontent.services.js b/src/Our.Umbraco.NestedContent/Web/UI/App_Plugins/NestedContent/Js/nestedcontent.services.js
new file mode 100644
index 0000000..cfbf763
--- /dev/null
+++ b/src/Our.Umbraco.NestedContent/Web/UI/App_Plugins/NestedContent/Js/nestedcontent.services.js
@@ -0,0 +1,25 @@
+angular.module('umbraco.services').factory('Our.Umbraco.NestedContent.Services.NestedContentCallbacks',
+
+  function() {
+    // Define available callbacks
+    var callbacks = {
+      'ncBeforeFormSubmitting': []
+    };
+
+    return {
+
+      callbacks: callbacks,
+
+      call: function(cb, args) {
+        cb = this.callbacks[cb];
+        if ( cb && Array.isArray(cb) && cb.length ) {
+          cb.forEach(function(func) {
+            typeof func != "function" || func(args);
+          });
+        }
+      }
+
+    };
+  }
+
+);
diff --git a/src/Our.Umbraco.NestedContent/Web/UI/App_Plugins/NestedContent/package.manifest b/src/Our.Umbraco.NestedContent/Web/UI/App_Plugins/NestedContent/package.manifest
index 62fa763..a475a70 100644
--- a/src/Our.Umbraco.NestedContent/Web/UI/App_Plugins/NestedContent/package.manifest
+++ b/src/Our.Umbraco.NestedContent/Web/UI/App_Plugins/NestedContent/package.manifest
@@ -3,7 +3,8 @@
         '~/App_Plugins/NestedContent/Js/nestedcontent.filters.js',
         '~/App_Plugins/NestedContent/Js/nestedcontent.resources.js',
         '~/App_Plugins/NestedContent/Js/nestedcontent.directives.js',
-        '~/App_Plugins/NestedContent/Js/nestedcontent.controllers.js'
+        '~/App_Plugins/NestedContent/Js/nestedcontent.controllers.js',
+        '~/App_Plugins/NestedContent/Js/nestedcontent.services.js'
     ],
     "css" : [
         "~/App_Plugins/NestedContent/Css/nestedcontent.css"