diff --git a/CampusAppWP8/CampusAppWP8/App.xaml.cs b/CampusAppWP8/CampusAppWP8/App.xaml.cs
index 81f3a560..65acbc71 100644
--- a/CampusAppWP8/CampusAppWP8/App.xaml.cs
+++ b/CampusAppWP8/CampusAppWP8/App.xaml.cs
@@ -171,11 +171,18 @@ namespace CampusAppWP8
             
             if (Settings.AppSetting.GeoWatchEnable)
             {
-                Thread thread = new Thread(new ThreadStart(Utilities.DetermineAndStoreCurrentPositionForce));
+                Thread thread = new Thread(new ThreadStart(this.PositionThread));
                 thread.Start();
             }
         }
 
+        /// <summary> Position thread. </summary>
+        /// <remarks> Stubbfel, 18.11.2013. </remarks>
+        private void PositionThread()
+        {
+            Utilities.DetermineAndStoreCurrentPositionForce();
+        }
+
         /// <summary>
         /// Load the usersettings from the store
         /// </summary>
diff --git a/CampusAppWP8/CampusAppWP8/Pages/StartPage.xaml.cs b/CampusAppWP8/CampusAppWP8/Pages/StartPage.xaml.cs
index e6daa710..27858c92 100644
--- a/CampusAppWP8/CampusAppWP8/Pages/StartPage.xaml.cs
+++ b/CampusAppWP8/CampusAppWP8/Pages/StartPage.xaml.cs
@@ -307,7 +307,7 @@ namespace CampusAppWP8.Pages
             if (result == MessageBoxResult.OK)
             {
                 Settings.AppSetting.GeoWatchEnable = true;
-                Thread thread = new Thread(new ThreadStart(Utilities.DetermineAndStoreCurrentPosition));
+                Thread thread = new Thread(new ThreadStart(this.PositionThread));
                 thread.Start();
             }
             else
@@ -316,6 +316,13 @@ namespace CampusAppWP8.Pages
             }
         }
 
+        /// <summary> Position thread. </summary>
+        /// <remarks> Stubbfel, 18.11.2013. </remarks>
+        private void PositionThread()
+        {
+            Utilities.DetermineAndStoreCurrentPosition();
+        }
+
         /// <summary> Event handler. Called by PintoStart for click events. </summary>
         /// <remarks> Stubbfel, 15.10.2013. </remarks>
         /// <param name="sender"> Caller of the function. </param>
diff --git a/CampusAppWP8/CampusAppWP8/Utility/MealIdToPriceConverter.cs b/CampusAppWP8/CampusAppWP8/Utility/MealIdToPriceConverter.cs
index dad09bf1..73caa561 100644
--- a/CampusAppWP8/CampusAppWP8/Utility/MealIdToPriceConverter.cs
+++ b/CampusAppWP8/CampusAppWP8/Utility/MealIdToPriceConverter.cs
@@ -63,8 +63,11 @@ namespace CampusAppWP8.Utility
             
             if ((intVal >= 0) && (intParam >= 0))
             {
-                PriceMealModel model = this.priceFeed.Model.GetCanteen(intParam).GetPriceMealModel(intVal);
-                retValue = AppResources.Students + ": " + model.PriceStudentStr + " €  " + AppResources.Employees + ": " + model.PriceEmployeeStr + " €  " + AppResources.Guests + ": " + model.PriceGuestStr + " €";
+                if (this.priceFeed != null && this.priceFeed.Model != null)
+                {
+                    PriceMealModel model = this.priceFeed.Model.GetCanteen(intParam).GetPriceMealModel(intVal);
+                    retValue = AppResources.Students + ": " + model.PriceStudentStr + " €  " + AppResources.Employees + ": " + model.PriceEmployeeStr + " €  " + AppResources.Guests + ": " + model.PriceGuestStr + " €";
+                }
             }
 
             return retValue;
@@ -85,6 +88,7 @@ namespace CampusAppWP8.Utility
         /// <remarks> Fiedler, 14.11.2013. </remarks>
         private void PriceFeedIsReady()
         {
+            this.priceFeed.SaveData();
         }
 
         /// <summary> Price feed is failed. </summary>
diff --git a/CampusAppWP8/CampusAppWP8/Utility/Utilities.cs b/CampusAppWP8/CampusAppWP8/Utility/Utilities.cs
index 6a38a13a..f1df31c3 100644
--- a/CampusAppWP8/CampusAppWP8/Utility/Utilities.cs
+++ b/CampusAppWP8/CampusAppWP8/Utility/Utilities.cs
@@ -228,14 +228,14 @@ namespace CampusAppWP8.Utility
         /// <summary> Method determine the current position of the phone. </summary>
         /// <remarks> Stubbfel, 14.10.2013. </remarks>
         /// <returns> the position of the phone. </returns>
-        public static GeoPosition<GeoCoordinate> DetermineCurrentPosition()
+        public static GeoPosition<GeoCoordinate> DetermineCurrentPosition(GeoPositionAccuracy accuracy = GeoPositionAccuracy.High)
         {
             if (!Settings.AppSetting.GeoWatchEnable)
             {
                 return null;
             }
 
-            GeoCoordinateWatcher watcher = new GeoCoordinateWatcher(GeoPositionAccuracy.High);
+            GeoCoordinateWatcher watcher = new GeoCoordinateWatcher(accuracy);
             bool success = watcher.TryStart(false, TimeSpan.FromMilliseconds(10000));
             GeoPosition<GeoCoordinate> geoposition = null;
             if (success)
@@ -263,9 +263,9 @@ namespace CampusAppWP8.Utility
 
         /// <summary> Method determine and store the current position of the phone. </summary>
         /// <remarks> Stubbfel, 14.10.2013. </remarks>
-        public static void DetermineAndStoreCurrentPositionForce()
+        public static void DetermineAndStoreCurrentPositionForce(GeoPositionAccuracy accuracy = GeoPositionAccuracy.High)
         {
-            GeoPosition<GeoCoordinate> geoposition = Utilities.DetermineCurrentPosition();
+            GeoPosition<GeoCoordinate> geoposition = Utilities.DetermineCurrentPosition(accuracy);
 
             if (geoposition != null)
             {
@@ -285,19 +285,19 @@ namespace CampusAppWP8.Utility
         ///     Method determine and store the current position of the phone, in 15 min interval.
         /// </summary>
         /// <remarks> Stubbfel, 14.10.2013. </remarks>
-        public static void DetermineAndStoreCurrentPosition()
+        public static void DetermineAndStoreCurrentPosition(GeoPositionAccuracy accuracy = GeoPositionAccuracy.High)
         {
             GeoMapPoint currentPoint = App.LoadFromAppState<GeoMapPoint>(Constants.GeoWatch_CurrentPositionPoint);
             if (currentPoint == null)
             {
-                Utilities.DetermineAndStoreCurrentPositionForce();
+                Utilities.DetermineAndStoreCurrentPositionForce(accuracy);
             }
             else
             {
                 DateTime expired = new DateTime(currentPoint.Timestamp).AddMinutes(15);
                 if (DateTime.Now.Ticks > expired.Ticks)
                 {
-                    Utilities.DetermineAndStoreCurrentPositionForce();
+                    Utilities.DetermineAndStoreCurrentPositionForce(accuracy);
                 }
             }
         }
@@ -378,16 +378,25 @@ namespace CampusAppWP8.Utility
         /// <summary> Gets the determined campus. </summary>
         /// <remarks> Stubbfel, 14.10.2013. </remarks>
         /// <returns> The Campus. </returns>
-        public static Campus DetermineCampus()
+        public static Campus DetermineCampus(GeoPositionAccuracy accuracy = GeoPositionAccuracy.Default)
         {
             Campus result = Campus.UserSettingCampus;
 
-            Utilities.DetermineAndStoreCurrentPosition();
+
+            Utilities.DetermineAndStoreCurrentPosition(accuracy);
 
             MapPoint currentPoint = App.LoadFromAppState<GeoMapPoint>("CurrentGeoPoint");
             if (currentPoint == null)
             {
-                return result;
+                if (accuracy.Equals(GeoPositionAccuracy.High))
+                {
+
+                    return result;
+                }
+                else
+                {
+                    return Utilities.DetermineCampus(GeoPositionAccuracy.High);
+                }
             }
 
             MapPoint tmpCampus = CampusMapPoints.NorthCB;