diff --git a/README.md b/README.md
index 00823f3..e2083f2 100644
--- a/README.md
+++ b/README.md
@@ -22,19 +22,19 @@ frontend app code: https://github.com/idoctnef/collectivecarApp
 -delete travel		                                                 	--> done
 -create offeringCar                                                	--> done
 -update offeringCar
--delete offeringCar
+-delete offeringCar                                                 --> done
 -create askingForTravel (needtravel)                                --> done
 -update askingForTravel
--delete askgingForTravel
+-delete askgingForTravel                                            --> done
 -create askingPackage (need transport package)                      --> done
 -update askingPackage
--delete askgingPackage
+-delete askgingPackage                                              --> done
 -user joins a car                                                   --> done
 -user offer car to a travel                                         --> done
 -user offer car to a askingpackage                                  --> done
--user unjoins a car                   
--user unoffer car to a travel         
--user unoffer car to a askingpackage  
+-user unjoins a car                                                 --> done
+-user unoffer car to a travel                                       --> done
+-user unoffer car to a askingpackage                                --> done
 -comment publication(car, travel, package)                          --> done
 -valorating users system
 
diff --git a/controllers/travelController.js b/controllers/travelController.js
index 8d803eb..4a264bd 100644
--- a/controllers/travelController.js
+++ b/controllers/travelController.js
@@ -121,6 +121,25 @@ exports.addJoin = function(req, res) {
 	});
 };
 
+exports.doUnjoin = function(req, res) {
+	joinModel.find({
+		travelId: req.params.travelId
+	}, function(err, joins) {
+		for(var i=0; i<joins.length; i++)
+		{
+			if(joins[i].joinedUsername==req.body.joinedUsername)
+			{
+				joins[i].remove(function(err) {
+					if(err) return res.send(500, err.message);
+		      		res.status(200).jsonp('removed');
+				    console.log('DELETE /unjoin/' + req.params.id);
+				})
+			}
+		}
+
+	});
+};
+
 exports.getJoinsByTravelId = function(req, res) {
     joinModel.find({
       travelId: req.params.travelId
diff --git a/server.js b/server.js
index 55c6bcb..2b255d6 100755
--- a/server.js
+++ b/server.js
@@ -124,6 +124,9 @@ apiRoutes.route('/travels/:id')
 
 apiRoutes.route('/travels/join/:travelId')
     .post(travelCtrl.addJoin);
+apiRoutes.route('/travels/unjoin/:travelId')
+    .post(travelCtrl.doUnjoin);
+
 apiRoutes.route('/travels/comment/:travelId')
     .post(travelCtrl.addComment);