diff --git a/CampusAppWP8/CampusAppWP8/Model/Person/PersonListWp8Model.cs b/CampusAppWP8/CampusAppWP8/Model/Person/PersonListWp8Model.cs
index 5e64ccdc..eb65095a 100644
--- a/CampusAppWP8/CampusAppWP8/Model/Person/PersonListWp8Model.cs
+++ b/CampusAppWP8/CampusAppWP8/Model/Person/PersonListWp8Model.cs
@@ -9,59 +9,12 @@
 namespace CampusAppWP8.Model.Person
 {
     using System.Xml.Serialization;
-    using CampusAppWPortalLib8.Model.Person;
-    using System.Collections.Generic;
 
     /// <summary> Person list model. </summary>
     /// <remarks> Stubbfel, 05.09.2013. </remarks>
     /// <seealso cref="T:CampusAppWPortalLib8.Model.Person.PersonListModel{CampusAppWP8.Model.Person.PersonWp8Model}"/>
     [XmlRoot("Uebersicht")]
-    public class PersonListWp8Model : CampusAppWPortalLib8.Model.Person.PersonListModel<PersonWp8Model>
+    public class PersonListWp8Model : CampusAppWPortalLib8.Model.Person.PersonListModel<PersonWp8Model, PersonFunctionWp8Model>
     {
-        /// <summary> Gets a person. </summary>
-        /// <remarks> Stubbfel, 15.10.2013. </remarks>
-        /// <param name="id"> The identifier. </param>
-        /// <returns> The person. </returns>
-        public override PersonWp8Model GetPerson(string id)
-        {
-            foreach (PersonWp8Model tmpPerson in this.Persons)
-            {
-                if (tmpPerson.ID.Equals(id))
-                {
-                    return tmpPerson;
-                }
-            }
-
-            return null;
-        }
-
-        /// <summary> Removes the non function person. </summary>
-        /// <remarks> Stubbfel, 05.09.2013. </remarks>
-        public override void RemoveNonFunctionPerson()
-        {
-            List<PersonWp8Model> removeList = new List<PersonWp8Model>();
-            foreach (PersonWp8Model tmpPerson in this.Persons)
-            {
-                if (tmpPerson.Functions.Count < 1)
-                {
-                    removeList.Add(tmpPerson);
-                }
-            }
-
-            foreach (PersonWp8Model removePerson in removeList)
-            {
-                this.Persons.Remove(removePerson);
-            }
-        }
-
-        /// <summary> Sets person identifier to function. </summary>
-        /// <remarks> Stubbfel, 05.09.2013. </remarks>
-        public override void SetPersonIdToFunction()
-        {
-            foreach (PersonWp8Model person in this.Persons)
-            {
-                person.SetPersonIdToFunction();
-            }
-        }
     }
 }
diff --git a/CampusAppWP8/CampusAppWP8/Model/Person/PersonWp8Model.cs b/CampusAppWP8/CampusAppWP8/Model/Person/PersonWp8Model.cs
index ccc49410..a8de6168 100644
--- a/CampusAppWP8/CampusAppWP8/Model/Person/PersonWp8Model.cs
+++ b/CampusAppWP8/CampusAppWP8/Model/Person/PersonWp8Model.cs
@@ -11,8 +11,8 @@ namespace CampusAppWP8.Model.Person
     using System.Xml.Serialization;
     using CampusAppWP8.Utility;    
 
-    /// <summary> Person model. </summary>
-    /// <remarks> Stubbfel, 05.09.2013. </remarks>
+    /// <summary> A data Model for the person . </summary>
+    /// <remarks> Stubbfel, 21.10.2013. </remarks>
     /// <seealso cref="T:CampusAppWPortalLib8.Model.Person.PersonModel{CampusAppWP8.Model.Person.PersonFunctionWp8Model}"/>
     public class PersonWp8Model : CampusAppWPortalLib8.Model.Person.PersonModel<PersonFunctionWp8Model>
     {
diff --git a/CampusAppWP8/CampusAppWP8/Pages/Person/PersonPage.xaml.cs b/CampusAppWP8/CampusAppWP8/Pages/Person/PersonPage.xaml.cs
index 886c8239..6f23a2c7 100644
--- a/CampusAppWP8/CampusAppWP8/Pages/Person/PersonPage.xaml.cs
+++ b/CampusAppWP8/CampusAppWP8/Pages/Person/PersonPage.xaml.cs
@@ -132,15 +132,16 @@ namespace CampusAppWP8.Pages.Person
             saveContactTask.FirstName = person.FirstName;
             saveContactTask.LastName = person.SurName;
             saveContactTask.Title = person.Akadgrad;
-            saveContactTask.JobTitle = person.Functions[functionIndex].Function;
-            saveContactTask.Company = Constants.Addr_CBMainCompanyName + " - " + person.Functions[functionIndex].Appointment;
+            PersonFunctionWp8Model personFunction = person.Functions[functionIndex];
+            saveContactTask.JobTitle = personFunction.Function;
+            saveContactTask.Company = Constants.Addr_CBMainCompanyName + " - " + personFunction.Appointment;
             saveContactTask.WorkAddressCountry = Constants.Addr_CBMainCountry;
             saveContactTask.WorkAddressCity = Constants.Addr_CBMainCity;
             saveContactTask.WorkAddressState = Constants.Addr_CBMainState;
             saveContactTask.WorkAddressZipCode = Constants.Addr_CBMainZipCode;
-            saveContactTask.WorkAddressStreet = person.Functions[functionIndex].Building;
-            saveContactTask.WorkPhone = person.Functions[functionIndex].Tel1;
-            saveContactTask.WorkEmail = person.Functions[functionIndex].Mail;
+            saveContactTask.WorkAddressStreet = personFunction.Building;
+            saveContactTask.WorkPhone = personFunction.Tel;
+            saveContactTask.WorkEmail = personFunction.Mail;
 
             saveContactTask.Show();
         }
diff --git a/CampusAppWP8/CampusAppWP8/SubmissionInfo/720p_lecture.png b/CampusAppWP8/CampusAppWP8/SubmissionInfo/720p_lecture.png
index 3bf8548b..3be6b815 100644
Binary files a/CampusAppWP8/CampusAppWP8/SubmissionInfo/720p_lecture.png and b/CampusAppWP8/CampusAppWP8/SubmissionInfo/720p_lecture.png differ
diff --git a/CampusAppWP8/CampusAppWPortalLib8/CampusAppWPortalLib8.csproj b/CampusAppWP8/CampusAppWPortalLib8/CampusAppWPortalLib8.csproj
index dea60ce8..166b9581 100644
--- a/CampusAppWP8/CampusAppWPortalLib8/CampusAppWPortalLib8.csproj
+++ b/CampusAppWP8/CampusAppWPortalLib8/CampusAppWPortalLib8.csproj
@@ -53,8 +53,6 @@
     <Compile Include="Model\ModelTypes.cs" />
     <Compile Include="Model\Openinghours\OpeninghoursInstitutionModel.cs" />
     <Compile Include="Model\Openinghours\OpeninghoursModel.cs" />
-    <Compile Include="Model\Person\IPersonFunctionModel.cs" />
-    <Compile Include="Model\Person\IPersonModel.cs" />
     <Compile Include="Model\Person\PersonFunctionModel.cs" />
     <Compile Include="Model\Person\PersonListModel.cs" />
     <Compile Include="Model\Person\PersonModel.cs" />
diff --git a/CampusAppWP8/CampusAppWPortalLib8/Model/Person/IPersonFunctionModel.cs b/CampusAppWP8/CampusAppWPortalLib8/Model/Person/IPersonFunctionModel.cs
deleted file mode 100644
index 243896e1..00000000
--- a/CampusAppWP8/CampusAppWPortalLib8/Model/Person/IPersonFunctionModel.cs
+++ /dev/null
@@ -1,23 +0,0 @@
-//-----------------------------------------------------------------------
-// <copyright file="IPersonFunctionModel.cs" company="BTU/IIT">
-// The MIT License (MIT). Copyright (c) 2013 BTU/IIT.
-// </copyright>
-// <author>Stubbfel</author>
-// <date>15.10.2013</date>
-// <summary>Declares the IPersonFunctionModel interface</summary>
-//-----------------------------------------------------------------------
-namespace CampusAppWPortalLib8.Model.Person
-{
-    /// <summary> Interface for PersonFunctionModel classes. </summary>
-    /// <remarks> Stubbfel, 15.10.2013. </remarks>
-    public interface IPersonFunctionModel
-    {
-         /// <summary> Gets or sets the identifier of the person. </summary>
-         /// <value> The identifier of the person. </value>
-         string PersonID { get; set; }
-
-        /// <summary> Gets or sets zero-based index of the function. </summary>
-        /// <value> The function index. </value>
-        int FunctionIndex { get; set; }
-    }
-}
diff --git a/CampusAppWP8/CampusAppWPortalLib8/Model/Person/IPersonModel.cs b/CampusAppWP8/CampusAppWPortalLib8/Model/Person/IPersonModel.cs
deleted file mode 100644
index 0456bd45..00000000
--- a/CampusAppWP8/CampusAppWPortalLib8/Model/Person/IPersonModel.cs
+++ /dev/null
@@ -1,30 +0,0 @@
-//-----------------------------------------------------------------------
-// <copyright file="IPersonModel.cs" company="BTU/IIT">
-// The MIT License (MIT). Copyright (c) 2013 BTU/IIT.
-// </copyright>
-// <author>Stubbfel</author>
-// <date>15.10.2013</date>
-// <summary>Declares the IPersonModel interface</summary>
-//-----------------------------------------------------------------------
-namespace CampusAppWPortalLib8.Model.Person
-{
-    using System.Collections.ObjectModel;
-
-    /// <summary> Interface for PersonModel classes. </summary>
-    /// <remarks> Stubbfel, 15.10.2013. </remarks>
-    /// <typeparam name="T"> PersonFunctionModel template. </typeparam>
-    public interface IPersonModel<T> where T : IPersonFunctionModel
-    {
-        /// <summary> Gets or sets the functions of a person. </summary>
-        /// <value> The functions. </value>
-        ObservableCollection<T> Functions { get; set; }
-
-        /// <summary> Gets or sets the identifier. </summary>
-        /// <value> The identifier. </value>
-        string ID { get; set; }
-
-        /// <summary> Sets person identifier to function. </summary>
-        /// <remarks> Stubbfel, 05.09.2013. </remarks>
-        void SetPersonIdToFunction();
-    }
-}
diff --git a/CampusAppWP8/CampusAppWPortalLib8/Model/Person/PersonFunctionModel.cs b/CampusAppWP8/CampusAppWPortalLib8/Model/Person/PersonFunctionModel.cs
index 52163d12..2daef138 100644
--- a/CampusAppWP8/CampusAppWPortalLib8/Model/Person/PersonFunctionModel.cs
+++ b/CampusAppWP8/CampusAppWPortalLib8/Model/Person/PersonFunctionModel.cs
@@ -14,7 +14,7 @@ namespace CampusAppWPortalLib8.Model.Person
     /// <summary> Person function model. </summary>
     /// <remarks> Stubbfel, 05.09.2013. </remarks>
     /// <seealso cref="T:CampusAppWPortalLib8.Model.Person.IPersonFunctionModel"/>
-    public class PersonFunctionModel : IPersonFunctionModel
+    public class PersonFunctionModel
     {
         #region Member
 
@@ -62,6 +62,19 @@ namespace CampusAppWPortalLib8.Model.Person
             }
         }
 
+        public string Tel
+        {
+            get
+            {
+                return this.Tel1;
+            }
+
+            set
+            {
+                this.Tel1 = value;
+            }
+        }
+
         /// <summary> Gets or sets the tel 2. </summary>
         /// <value> The tel 2. </value>
         [XmlAttribute("telefon2")]
diff --git a/CampusAppWP8/CampusAppWPortalLib8/Model/Person/PersonListModel.cs b/CampusAppWP8/CampusAppWPortalLib8/Model/Person/PersonListModel.cs
index c42361fd..15ecb134 100644
--- a/CampusAppWP8/CampusAppWPortalLib8/Model/Person/PersonListModel.cs
+++ b/CampusAppWP8/CampusAppWPortalLib8/Model/Person/PersonListModel.cs
@@ -12,11 +12,14 @@ namespace CampusAppWPortalLib8.Model.Person
     using System.Collections.ObjectModel;
     using System.Xml.Serialization;
 
-    /// <summary> Person list model. </summary>
-    /// <remarks> Stubbfel, 05.09.2013. </remarks>
-    /// <typeparam name="T"> personModel template. </typeparam>
+    /// <summary> A data Model for the person list. </summary>
+    /// <remarks> Stubbfel, 21.10.2013. </remarks>
+    /// <typeparam name="T"> Generic type parameter (PersonModel). </typeparam>
+    /// <typeparam name="V"> Generic type parameter (PersonFunctionModel). </typeparam>
     [XmlRoot("Uebersicht")]
-    public abstract class PersonListModel<T>
+    public abstract class PersonListModel<T, V>
+        where V : PersonFunctionModel
+        where T : PersonModel<V>
     {
         #region Property
 
@@ -29,15 +32,22 @@ namespace CampusAppWPortalLib8.Model.Person
 
         #region Method
 
-        /// <summary> Sets person identifier to function. </summary>
-        /// <remarks> Stubbfel, 05.09.2013. </remarks>
-        public abstract void SetPersonIdToFunction();
-
         /// <summary> Gets a person. </summary>
         /// <remarks> Stubbfel, 05.09.2013. </remarks>
         /// <param name="id"> The identifier. </param>
         /// <returns> The person. </returns>
-        public abstract T GetPerson(string id);
+        public T GetPerson(string id)
+        {
+            foreach (T tmpPerson in this.Persons)
+            {
+                if (tmpPerson.ID.Equals(id))
+                {
+                    return tmpPerson;
+                }
+            }
+
+            return default(T);
+        }
 
         /// <summary> Removes the non function and set identifiers person. </summary>
         /// <remarks> Stubbfel, 05.09.2013. </remarks>
@@ -49,8 +59,33 @@ namespace CampusAppWPortalLib8.Model.Person
 
         /// <summary> Removes the non function person. </summary>
         /// <remarks> Stubbfel, 05.09.2013. </remarks>
-        public abstract void RemoveNonFunctionPerson();
-        
+        public void RemoveNonFunctionPerson()
+        {
+            List<T> removeList = new List<T>();
+            foreach (T tmpPerson in this.Persons)
+            {
+                if (tmpPerson.Functions.Count < 1)
+                {
+                    removeList.Add(tmpPerson);
+                }
+            }
+
+            foreach (T removePerson in removeList)
+            {
+                this.Persons.Remove(removePerson);
+            }
+        }
+
+        /// <summary> Sets person identifier to function. </summary>
+        /// <remarks> Stubbfel, 05.09.2013. </remarks>
+        public void SetPersonIdToFunction()
+        {
+            foreach (T person in this.Persons)
+            {
+                person.SetPersonIdToFunction();
+            }
+        }
+
         #endregion
     }
 }
diff --git a/CampusAppWP8/CampusAppWPortalLib8/Model/Person/PersonModel.cs b/CampusAppWP8/CampusAppWPortalLib8/Model/Person/PersonModel.cs
index a7fa8f93..7aa164a9 100644
--- a/CampusAppWP8/CampusAppWPortalLib8/Model/Person/PersonModel.cs
+++ b/CampusAppWP8/CampusAppWPortalLib8/Model/Person/PersonModel.cs
@@ -12,9 +12,9 @@ namespace CampusAppWPortalLib8.Model.Person
     using System.Xml.Serialization;
 
     /// <summary> A data Model for the person. </summary>
-    /// <remarks> Stubbfel, 15.10.2013. </remarks>
-    /// <seealso cref="T:CampusAppWPortalLib8.Model.Person.IPersonModel{T}"/>
-    public class PersonModel<T> : IPersonModel<T> where T : IPersonFunctionModel
+    /// <remarks> Stubbfel, 21.10.2013. </remarks>
+    /// <typeparam name="T"> Generic type parameter (PersonFunctionModel). </typeparam>
+    public class PersonModel<T> where T : PersonFunctionModel
     {
         #region Member
 
@@ -158,14 +158,10 @@ namespace CampusAppWPortalLib8.Model.Person
             }
 
             int index = 0;
-            foreach (T item in this.functions)
+            foreach (PersonFunctionModel function in this.functions)
             {
-                IPersonFunctionModel function = item as IPersonFunctionModel;
-                if (function != null)
-                {
-                    function.PersonID = this.ID;
-                    function.FunctionIndex = index++;
-                }
+                function.PersonID = this.ID;
+                function.FunctionIndex = index++;
             }
         }