diff --git a/common/models/peer.json b/common/models/peer.json
index 556d9ca5..0a16c2b9 100644
--- a/common/models/peer.json
+++ b/common/models/peer.json
@@ -14,6 +14,14 @@
           "hasManyRelation": "profiles"
         }
       ]
+    },
+    "PatchMany": {
+      "relations": [
+        {
+          "model": "topic",
+          "hasManyRelation": "topics"
+        }
+      ]
     }
   },
   "hidden": [
diff --git a/server/middleware.json b/server/middleware.json
index 6fd043dd..8d2098ca 100644
--- a/server/middleware.json
+++ b/server/middleware.json
@@ -6,7 +6,7 @@
     "compression": {},
     "cors": {
       "params": {
-        "origin": false,
+        "origin": true,
         "credentials": true,
         "maxAge": 86400
       }
@@ -47,4 +47,4 @@
   "final:after": {
     "strong-error-handler": {}
   }
-}
+}
\ No newline at end of file
diff --git a/server/mixins/hasOne.js b/server/mixins/hasOne.js
index 280fb71b..7148ad99 100644
--- a/server/mixins/hasOne.js
+++ b/server/mixins/hasOne.js
@@ -3,9 +3,8 @@ module.exports = function (Model, options) {
     options.relations.forEach(function (element) {
         var modelName = element.model;
         var relation = element.hasManyRelation;
-        var methodName = 'patch' + relation;
 
-        Model.post = function (id, data, cb) {
+        Model.postOne = function (id, data, cb) {
             Model.findById(id, function (err, modelInstance) {
                 var relatedTo = modelInstance[relation];
                 relatedTo.count(function (err, count) {
@@ -28,7 +27,7 @@ module.exports = function (Model, options) {
             });
         };
 
-        Model.patch = function (id, data, cb) {
+        Model.patchOne = function (id, data, cb) {
             Model.findById(id, function (err, modelInstance) {
                 var relatedTo = modelInstance[relation];
                 relatedTo(function (err, instances) {
@@ -50,7 +49,7 @@ module.exports = function (Model, options) {
             });
         };
 
-        Model.get = function (id, cb) {
+        Model.getOne = function (id, cb) {
             Model.findById(id, function (err, modelInstance) {
                 if (err) {
                     cb(err);
@@ -64,7 +63,7 @@ module.exports = function (Model, options) {
             });
         };
 
-        Model.delete = function (id, cb) {
+        Model.deleteOne = function (id, cb) {
             Model.findById(id, function (err, modelInstance) {
                 var relatedTo = modelInstance[relation];
                 relatedTo(function (err, instances) {
@@ -87,7 +86,7 @@ module.exports = function (Model, options) {
         };
 
         Model.remoteMethod(
-            'post',
+            'postOne',
             {
                 accepts: [
                     { arg: 'id', type: 'string', required: true },
@@ -100,7 +99,7 @@ module.exports = function (Model, options) {
         );
 
         Model.remoteMethod(
-            'patch',
+            'patchOne',
             {
                 accepts: [
                     { arg: 'id', type: 'string', required: true },
@@ -113,7 +112,7 @@ module.exports = function (Model, options) {
         );
 
         Model.remoteMethod(
-            'get',
+            'getOne',
             {
                 accepts: [
                     { arg: 'id', type: 'string', required: true },
@@ -124,7 +123,7 @@ module.exports = function (Model, options) {
             }
         );
         Model.remoteMethod(
-            'delete',
+            'deleteOne',
             {
                 accepts: [
                     { arg: 'id', type: 'string', required: true }
diff --git a/server/mixins/patchMany.js b/server/mixins/patchMany.js
new file mode 100644
index 00000000..51aa1fff
--- /dev/null
+++ b/server/mixins/patchMany.js
@@ -0,0 +1,86 @@
+module.exports = function (Model, options) {
+    'use strict';
+    options.relations.forEach(function (element) {
+        var modelName = element.model;
+        var relation = element.hasManyRelation;
+
+        Model.linkMany = function (id, data, cb) {
+            Model.findById(id, function (err, modelInstance) {
+                if (err) {
+                    cb(err);
+                } else {
+                    var relatedModel = modelInstance[relation];
+                    var targetIds = data.targetIds;
+                    if (targetIds.constructor === Array) {
+                        targetIds.forEach(function (id) {
+                            relatedModel.add(id, function (err, instanceData) {
+                                if (err) {
+                                    console.log(err);
+                                    cb(err);
+                                } else {
+                                    console.log(instanceData);
+                                }
+                            });
+                        }, this);
+                        cb(null, true);
+                    } else {
+                        cb(err, "Please input Array targetIds:[]");
+                    }
+                }
+            });
+        };
+        Model.unlinkMany = function (id, data, cb) {
+            Model.findById(id, function (err, modelInstance) {
+                if (err) {
+                    cb(err);
+                } else {
+                    var relatedModel = modelInstance[relation];
+                    var targetIds = data.targetIds;
+                    if (targetIds.constructor === Array) {
+                        targetIds.forEach(function (id) {
+                            relatedModel.remove(id, function (err, instanceData) {
+                                if (err) {
+                                    console.log(err);
+                                    cb(err);
+                                } else {
+                                    console.log(instanceData);
+                                }
+                            });
+                        }, this);
+                        cb(null, true);
+                    } else {
+                        cb(err, "Please input Array targetIds:[]");
+                    }
+                }
+            });
+        };
+
+
+        Model.remoteMethod(
+            'linkMany',
+            {
+                accepts: [
+                    { arg: 'id', type: 'string', required: true },
+                    { arg: 'data', type: 'object', required: true, http: { source: 'body' } }
+                ],
+                description: "Links " + relation + " (please provide targetIds:[])",
+                returns: { arg: 'Object', type: 'object', root: true },
+                http: { path: '/:id/' + relation + '/rel', verb: 'patch' }
+            }
+        );
+        Model.remoteMethod(
+            'unlinkMany',
+            {
+                accepts: [
+                    { arg: 'id', type: 'string', required: true },
+                    { arg: 'data', type: 'object', required: true, http: { source: 'body' } }
+                ],
+                description: "Unlinks " + relation + " (please provide targetIds:[])",
+                returns: { arg: 'Object', type: 'object', root: true },
+                http: { path: '/:id/' + relation + '/rel', verb: 'delete' }
+            }
+        );
+    }, this);
+
+
+};
\ No newline at end of file