diff --git a/CampusAppWP8/CampusAppWP8/CampusAppWP8.csproj b/CampusAppWP8/CampusAppWP8/CampusAppWP8.csproj
index 7e4ac706..c3933669 100644
--- a/CampusAppWP8/CampusAppWP8/CampusAppWP8.csproj
+++ b/CampusAppWP8/CampusAppWP8/CampusAppWP8.csproj
@@ -208,10 +208,7 @@
     <Compile Include="ThemelizedIcons.cs" />
     <Compile Include="Utility\Api.cs" />
     <Compile Include="Utility\ApiEventHandler.cs" />
-    <Compile Include="Utility\Feed.cs" />
-    <Compile Include="Utility\FeedEventHandler.cs" />
     <Compile Include="Utility\File.cs" />
-    <Compile Include="Utility\FileManager.cs" />
     <Compile Include="Utility\Logger.cs" />
     <Compile Include="Utility\HttpRequest.cs" />
     <Compile Include="Utility\Lui\Button\GoToMapButton.cs" />
@@ -224,8 +221,6 @@
       <SubType>Code</SubType>
     </Compile>
     <Compile Include="Utility\XmlApi.cs" />
-    <Compile Include="Utility\XmlFeed.cs" />
-    <Compile Include="Utility\XmlFile.cs" />
     <Compile Include="Utility\XmlManager.cs" />
   </ItemGroup>
   <ItemGroup>
diff --git a/CampusAppWP8/CampusAppWP8/Resources/Constants.resx b/CampusAppWP8/CampusAppWP8/Resources/Constants.resx
index d3d546e9..f106b186 100644
--- a/CampusAppWP8/CampusAppWP8/Resources/Constants.resx
+++ b/CampusAppWP8/CampusAppWP8/Resources/Constants.resx
@@ -255,6 +255,9 @@
   <data name="FileEvents_Name" xml:space="preserve">
     <value>EventsFeed.xml</value>
   </data>
+  <data name="FileEvents_Name" xml:space="preserve">
+    <value>EventsFeed.xml</value>
+  </data>
   <data name="UrlMensa_Week" xml:space="preserve">
     <value>http://www.studentenwerk-frankfurt.de/2011/ClassPackage/App_IKMZ_BTU/</value>
   </data>
diff --git a/CampusAppWP8/CampusAppWP8/utility/Feed.cs b/CampusAppWP8/CampusAppWP8/utility/Feed.cs
deleted file mode 100644
index 9a118158..00000000
--- a/CampusAppWP8/CampusAppWP8/utility/Feed.cs
+++ /dev/null
@@ -1,249 +0,0 @@
-//-----------------------------------------------------------------------
-// <copyright file="Feed.cs" company="BTU/IIT">
-//     Company copyright tag.
-// </copyright>
-// <author>stubbfel</author>
-// <sience>03.05.2013</sience>
-//----------------------------------------------------------------------
-namespace CampusAppWP8.Utility
-{
-    using System;
-    using System.Net;
-
-    /// <summary>
-    /// This a abstract Class for reading, store and deserialization Feeds from the Web.
-    /// </summary>
-    /// <typeparam name="T">Type for model of the feed</typeparam>
-    public abstract class Feed<T> : HttpRequest
-    {
-        #region Member
-
-        /// <summary>
-        /// URL of the feed
-        /// </summary>
-        private readonly Uri feedURL;
-
-        /// <summary>
-        /// EventHandler of the feed
-        /// </summary>
-        private readonly FeedEventHandler eventHandler;
-
-        /// <summary>
-        /// Filename for the storage-file of the feed
-        /// </summary>
-        private readonly string fileName;
-
-        /// <summary>
-        /// The model of the feed
-        /// </summary>
-        private T model;
-
-        #endregion
-
-        #region Constructor
-
-        /// <summary>
-        /// Initializes a new instance of the <see cref="Feed{T}" /> class.
-        /// </summary>
-        public Feed()
-        {
-            this.eventHandler = new FeedEventHandler();
-        }
-
-        /// <summary>
-        /// Initializes a new instance of the <see cref="Feed{T}" /> class.
-        /// </summary>
-        /// <param name="feedURL">Url of the Feed</param>
-        /// <param name="fileName">Name of  the  file, which the feed will be stored</param>
-        public Feed(Uri feedURL, string fileName)
-        {
-            this.feedURL = feedURL;
-            this.eventHandler = new FeedEventHandler();
-            this.fileName = fileName;
-        }
-
-        #endregion
-
-        #region Proberty
-
-        /// <summary>
-        /// Gets for the url of the feed
-        /// </summary>
-        public Uri FeedURL
-        {
-            get { return this.feedURL; }
-        }
-
-        /// <summary>
-        /// Gets for the event-handler of the feed
-        /// </summary>
-        public FeedEventHandler EventHandler
-        {
-            get { return this.eventHandler; }
-        }
-
-        /// <summary>
-        /// Gets or sets for the model of the feed
-        /// </summary>
-        public T Model
-        {
-            get
-            {
-                return this.model;
-            }
-
-            set
-            {
-                if ((value == null && this.model != null) || !value.Equals(this.model))
-                {
-                    this.model = value;
-                }
-            }
-        }
-
-        /// <summary>
-        /// Gets for the storage-file of the feed
-        /// </summary>
-        public string FileName
-        {
-            get { return this.fileName; }
-        }
-
-        #endregion
-
-        #region Methods
-
-        #region public
-        /// <summary>
-        /// Method load the feed with content. At first is try to load from model, then from file and at last from the web.
-        /// </summary>
-        public void LoadFeed()
-        {
-            if (this.IsModelUpToDate())
-            {
-                this.EventHandler.FireFeedReadyevent();
-                return;
-            }
-
-            if (this.IsFileUpToDate())
-            {
-                this.LoadFile();
-            }
-            else
-            {
-                this.DownloadFeed();
-            }
-        }
-
-        #endregion
-
-        #region protected
-
-        /// <summary>
-        /// The abstract method check if the content of the file is up-to-date, its has to implement by subclasses
-        /// </summary>
-        /// <returns>true if its up-to-date, otherwise false</returns>
-        protected abstract bool CheckIsFileUpToDate();
-
-        /// <summary>
-        /// The abstract method check if the content of the model is up-to-date, its has to implement by subclasses
-        /// </summary>
-        /// <returns>true if its up-to-date, otherwise false</returns>
-        protected abstract bool CheckIsModelUpToDate();
-
-        /// <summary>
-        /// The abstract method convert feed to a model, its  has to implement by subclasses
-        /// </summary>
-        /// <param name="feedString">content of the feed</param>
-        protected abstract void Deserialization(string feedString);
-
-        #endregion
-
-        #region private
-
-        /// <summary>
-        /// Method load content from the file and create the model
-        /// </summary>
-        private void LoadFile()
-        {
-            string feedString = FileManager.ReadFile(this.FileName);
-            this.CreateModel(feedString);
-        }
-
-        /// <summary>
-        /// Method load content from the web
-        /// </summary>
-        private void DownloadFeed()
-        {
-            this.HttpGet(this.FeedURL, this.DownloadCompleted);
-        }
-
-        /// <summary>
-        /// Method check if the content of the file is up-to-date
-        /// </summary>
-        /// <returns>true if its up-to-date, otherwise false</returns>
-        private bool IsFileUpToDate()
-        {
-            if (!FileManager.ExistsFile(this.FileName))
-            {
-                return false;
-            }
-
-            return this.CheckIsFileUpToDate();
-        }
-
-        /// <summary>
-        /// Method check if the content of the model is up-to-date 
-        /// </summary>
-        /// <returns>true if its up-to-date, otherwise false</returns>
-        private bool IsModelUpToDate()
-        {
-            if (this.Model != null)
-            {
-                return this.CheckIsModelUpToDate();
-            }
-
-            return false;
-        }
-
-        /// <summary>
-        /// Method will be execute if the download of the feed is completed and create the model
-        /// </summary>
-        /// <param name="sender">Sender of the event</param>
-        /// <param name="e">Arguments of the event</param>
-        private void DownloadCompleted(object sender, DownloadStringCompletedEventArgs e)
-        {
-            Exception downloadError = e.Error;
-            if (downloadError != null)
-            {
-                return;
-            }
-
-            string downloadResult = e.Result;
-            if (downloadResult != null && !downloadResult.Equals(string.Empty))
-            {
-                this.CreateModel(downloadResult);
-                FileManager.WriteFile(this.FileName, downloadResult);
-            }
-        }
-
-        /// <summary>
-        /// Method create the model of the feed
-        /// </summary>
-        /// <param name="feedString">content of the feed</param>
-        private void CreateModel(string feedString)
-        {
-            if (feedString == null || feedString == string.Empty)
-            {
-                return;
-            }
-
-            this.Deserialization(feedString);
-            this.EventHandler.FireFeedReadyevent();
-        }
-
-        #endregion
-
-        #endregion
-    }
-}
diff --git a/CampusAppWP8/CampusAppWP8/utility/FeedEventHandler.cs b/CampusAppWP8/CampusAppWP8/utility/FeedEventHandler.cs
deleted file mode 100644
index cc5a4e94..00000000
--- a/CampusAppWP8/CampusAppWP8/utility/FeedEventHandler.cs
+++ /dev/null
@@ -1,54 +0,0 @@
-//-----------------------------------------------------------------------
-// <copyright file="FeedEventHandler.cs" company="BTU/IIT">
-//     Company copyright tag.
-// </copyright>
-// <author>stubbfel</author>
-// <sience>03.05.2013</sience>
-//----------------------------------------------------------------------
-namespace CampusAppWP8.Utility
-{
-    /// <summary>
-    /// This class handle the events of a feed <see cref="Feed{T}"/>
-    /// </summary>
-    public class FeedEventHandler
-    {
-        #region Constructor
-
-        /// <summary>
-        /// Initializes a new instance of the <see cref="FeedEventHandler" /> class.
-        /// </summary>
-        public FeedEventHandler()
-        {
-        }
-
-        #endregion
-
-        #region Delegate&Events
-        /// <summary>
-        /// Delegate for the ready event
-        /// </summary>
-        public delegate void FeedReadyHandler();
-
-        /// <summary>
-        /// The ready event
-        /// </summary>
-        public event FeedReadyHandler FeedIsReadyEvent;
-
-        #endregion
-
-        #region Method
-
-        /// <summary>
-        /// Method fire a ready event
-        /// </summary>
-        public void FireFeedReadyevent()
-        {
-            if (this.FeedIsReadyEvent != null)
-            {
-                this.FeedIsReadyEvent();
-            }
-        }
-
-        #endregion
-    }
-}
diff --git a/CampusAppWP8/CampusAppWP8/utility/FileManager.cs b/CampusAppWP8/CampusAppWP8/utility/FileManager.cs
deleted file mode 100644
index 884a4edb..00000000
--- a/CampusAppWP8/CampusAppWP8/utility/FileManager.cs
+++ /dev/null
@@ -1,115 +0,0 @@
-//-----------------------------------------------------------------------
-// <copyright file="FileManager.cs" company="BTU/IIT">
-//     Company copyright tag.
-// </copyright>
-// <author>stubbfel</author>
-// <sience>03.05.2013</sience>
-//----------------------------------------------------------------------
-namespace CampusAppWP8.Utility
-{
-    using System;
-    using System.IO;
-    using System.Text;
-    using Windows.Storage;
-
-    /// <summary>
-    /// This a static Class, which provide some method for files
-    /// </summary>
-    public static class FileManager
-    {
-        #region members
-
-        /// <summary>
-        /// Member for the local folder
-        /// </summary>
-        private static readonly IStorageFolder LocalFolder = ApplicationData.Current.LocalFolder;
-
-        #endregion
-
-        #region public
-
-        /// <summary>
-        /// Method write a content to an file
-        /// </summary>
-        /// <param name="fileName">name of the file</param>
-        /// <param name="content">content of the file</param>
-        public static void WriteFile(string fileName, string content)
-        {
-            WriteFileAsync(fileName, content);
-        }
-
-        /// <summary>
-        /// Method read content from a file
-        /// </summary>
-        /// <remarks>
-        /// Method crash sometimes by OpenStreamForReadAsync() or OpenAccessStream()
-        /// </remarks>
-        /// <param name="fileName">name of the file</param>
-        /// <returns>content of the file, null if file doesn't exist</returns>
-        public static string ReadFile(string fileName)
-        {
-            string content = null;
-
-            if (!ExistsFile(fileName))
-            {
-                return null;
-            }
-
-            using (Stream fileStream = LocalFolder.OpenStreamForReadAsync(fileName).Result)
-            {
-                using (StreamReader streamReader = new StreamReader(fileStream))
-                {
-                    content = streamReader.ReadToEnd();
-                }
-            }
-
-            return content;
-        }
-
-        /// <summary>
-        /// Method return info of a file
-        /// </summary>
-        /// <param name="fileName">name of the file</param>
-        /// <returns>info of the file</returns>
-        public static FileInfo GetFileInfo(string fileName)
-        {
-            FileInfo info = new FileInfo(LocalFolder.Path + "\\" + fileName);
-            return info;
-        }
-
-        /// <summary>
-        /// Method check if a file is existing
-        /// </summary>
-        /// <param name="fileName">name of the file</param>
-        /// <returns>true if file exists, otherwise false</returns>
-        public static bool ExistsFile(string fileName)
-        {
-            return GetFileInfo(fileName).Exists;
-        }
-
-        #endregion
-
-        #region private
-
-        /// <summary>
-        /// Method write a content to a new file. If the file exists, it will be replaced
-        /// </summary>
-        /// <remarks>
-        /// Method crash sometimes by OpenStreamForWriteAsync() or OpenAccessStream()
-        /// </remarks>
-        /// <param name="fileName">name of the file</param>
-        /// <param name="content">content of the file</param>
-        private static async void WriteFileAsync(string fileName, string content)
-        {
-            IStorageFile storageFile = await LocalFolder.CreateFileAsync(fileName, CreationCollisionOption.ReplaceExisting);
-            using (Stream stream = await storageFile.OpenStreamForWriteAsync())
-            {
-                byte[] contentByte = Encoding.UTF8.GetBytes(content);
-                //await stream.WriteAsync(contentByte, 0, contentByte.Length);
-                stream.Write(contentByte, 0, contentByte.Length);
-            }
-        }
-
-        #endregion
-    }
-}
\ No newline at end of file
diff --git a/CampusAppWP8/CampusAppWP8/utility/XMLFeed.cs b/CampusAppWP8/CampusAppWP8/utility/XMLFeed.cs
deleted file mode 100644
index 36ad864f..00000000
--- a/CampusAppWP8/CampusAppWP8/utility/XMLFeed.cs
+++ /dev/null
@@ -1,81 +0,0 @@
-//-----------------------------------------------------------------------
-// <copyright file="XmlFeed.cs" company="BTU/IIT">
-//     Company copyright tag.
-// </copyright>
-// <author>stubbfel</author>
-// <sience>03.05.2013</sience>
-//----------------------------------------------------------------------
-namespace CampusAppWP8.Utility
-{
-    using System;
-    using CampusAppWP8.Resources;   
-
-    /// <summary>
-    /// This abstract Class is for Xml-feeds
-    /// </summary>
-    /// <typeparam name="T">Type for model of the feed</typeparam>
-    public abstract class XmlFeed<T> : Feed<T>
-    {
-        /// <summary>
-        /// Variable for the name of the root-tag
-        /// </summary>
-        private string validRootName = Constants.XMLRootElementName;
-
-        #region Constructor
-
-        /// <summary>
-        /// Initializes a new instance of the <see cref="XmlFeed{T}" /> class.
-        /// </summary>
-        public XmlFeed()
-        {
-        }
-
-        /// <summary>
-        /// Initializes a new instance of the <see cref="XmlFeed{T}" /> class.
-        /// </summary>
-        /// <param name="feedURL">Url of the Feed</param>
-        /// <param name="fileName">Name of  the  file, which the feed will be stored</param>
-        public XmlFeed(Uri feedURL, string fileName)
-            : base(feedURL, fileName)
-        {
-        }
-        #endregion
-
-        #region Proberty
-        /// <summary>
-        /// Gets or sets the ValidRootName of the feed
-        /// </summary>
-        protected string ValidRootName
-        {
-            get
-            {
-                return this.validRootName;
-            }
-
-            set
-            {
-                if (value != this.validRootName)
-                {
-                    this.validRootName = value;
-                }
-            }
-        }
-        #endregion
-
-        #region Methods
-
-        /// <summary>
-        /// Method implement the deserialization a Xml-feed
-        /// </summary>
-        /// <param name="feedString">content of the feed</param>
-        protected override void Deserialization(string feedString)
-        {
-            T model = XmlManager.DeserializationToModel<T>(feedString, ValidRootName);
-            if (model != null)
-            {
-                this.Model = model;
-            }
-        }
-        #endregion
-    }
-}
diff --git a/CampusAppWP8/CampusAppWP8/utility/XmlFile.cs b/CampusAppWP8/CampusAppWP8/utility/XmlFile.cs
deleted file mode 100644
index 29196969..00000000
--- a/CampusAppWP8/CampusAppWP8/utility/XmlFile.cs
+++ /dev/null
@@ -1,38 +0,0 @@
-//-----------------------------------------------------------------------------
-// <copyright file="XmlFile.cs" company="BTU/IIT">
-//     Company copyright tag.
-// </copyright>
-// <author>fiedlchr</author>
-// <sience>05.07.2013</sience>
-//-----------------------------------------------------------------------------
-namespace CampusAppWP8.Utility
-{
-    using CampusAppWP8.Resources;
-
-    public class XmlFile<T> : File
-    {
-        public XmlFile(string filename) : base(filename, IOTypeRead.ReadAsync, IOTypeWrite.WriteSync)
-        {
-        }
-
-        public bool LoadModel(T model)
-        {
-            bool retValue = true;
-
-            string data = this.ReadFile();
-
-            if ((data == null)
-            || (data.Equals(string.Empty) == true))
-            {
-                retValue = false;
-            }
-            else
-            {
-                model = XmlManager.DeserializationToModel<T>(data, Constants.XMLRootElementName);
-            }
-
-            return retValue;
-        }
-
-    }
-}
\ No newline at end of file