diff --git a/BookAStar/BookAStar.Droid/BookAStar.Droid.csproj b/BookAStar/BookAStar.Droid/BookAStar.Droid.csproj
index 81697433..a1d532a7 100644
--- a/BookAStar/BookAStar.Droid/BookAStar.Droid.csproj
+++ b/BookAStar/BookAStar.Droid/BookAStar.Droid.csproj
@@ -31,7 +31,7 @@
     <DebugType>full</DebugType>
     <Optimize>false</Optimize>
     <OutputPath>bin\Debug\</OutputPath>
-    <DefineConstants>TRACE;DEBUG;DEV</DefineConstants>
+    <DefineConstants>TRACE;DEBUG</DefineConstants>
     <ErrorReport>prompt</ErrorReport>
     <WarningLevel>0</WarningLevel>
     <AndroidUseSharedRuntime>True</AndroidUseSharedRuntime>
diff --git a/BookAStar/BookAStar.Droid/MainActivity.cs b/BookAStar/BookAStar.Droid/MainActivity.cs
index f4fe972e..97d2098e 100644
--- a/BookAStar/BookAStar.Droid/MainActivity.cs
+++ b/BookAStar/BookAStar.Droid/MainActivity.cs
@@ -327,8 +327,8 @@ namespace BookAStar.Droid
                                 clientSecret: "blouh",
                                 scope: "profile",
                                 authorizeUrl: new Uri(Constants.AuthorizeUrl),
-                                redirectUrl: new Uri("http://dev.pschneider.fr/oauth/success"),
-                                accessTokenUrl: new Uri("http://dev.pschneider.fr/token"));
+                                redirectUrl: new Uri(Constants.RedirectUrl),
+                                accessTokenUrl: new Uri(Constants.AccessTokenUrl));
             Intent loginIntent = auth.GetUI(this);
             var accStore = AccountStore.Create(this);
             auth.Completed += (sender, eventArgs) =>
diff --git a/BookAStar/BookAStar.Droid/OAuth2/YaOAuth2Authenticator.cs b/BookAStar/BookAStar.Droid/OAuth2/YaOAuth2Authenticator.cs
index 8f8fa6a0..89def904 100644
--- a/BookAStar/BookAStar.Droid/OAuth2/YaOAuth2Authenticator.cs
+++ b/BookAStar/BookAStar.Droid/OAuth2/YaOAuth2Authenticator.cs
@@ -368,7 +368,7 @@ public class YaOAuth2Authenticator : WebRedirectAuthenticator
         var query = queryValues.FormEncode();
 
         var req = WebRequest.Create(accessTokenUrl);
-       //     (req as HttpWebRequest).Accept = "application/json";
+            (req as HttpWebRequest).Accept = "application/json";
             req.Method = "POST";
             var body = Encoding.UTF8.GetBytes(query);
             req.ContentLength = body.Length;
diff --git a/BookAStar/BookAStar.Droid/Properties/AndroidManifest.xml b/BookAStar/BookAStar.Droid/Properties/AndroidManifest.xml
index ff5bad8e..304d93ae 100644
--- a/BookAStar/BookAStar.Droid/Properties/AndroidManifest.xml
+++ b/BookAStar/BookAStar.Droid/Properties/AndroidManifest.xml
@@ -6,7 +6,7 @@
 		<meta-data android:name="com.google.android.gms.version" android:value="@integer/google_play_services_version" />
 		<receiver android:name="com.google.android.gms.gcm.GcmReceiver" android:exported="true" android:permission="com.google.android.c2dm.permission.SEND">
 			<intent-filter>
-        <action android:name="com.google.android.c2dm.intent.RECEIVE" />
+				<action android:name="com.google.android.c2dm.intent.RECEIVE" />
 				<action android:name="com.google.android.c2dm.intent.REGISTRATION" />
 				<category android:name="fr.pschneider.bas" />
 			</intent-filter>
@@ -30,13 +30,12 @@
 				<action android:name="android.service.chooser.ChooserTargetService" />
 			</intent-filter>
 		</service>
-    <service android:name="fr.pschneider.bas.AccountChooserService" >
-      <intent-filter>
-        <action android:name="android.accounts.AccountAuthenticator" />
-      </intent-filter>
-      <meta-data android:name="android.accounts.AccountAuthenticator"
-                android:resource="@xml/authenticator" />
-    </service>
+		<service android:name="fr.pschneider.bas.AccountChooserService">
+			<intent-filter>
+				<action android:name="android.accounts.AccountAuthenticator" />
+			</intent-filter>
+			<meta-data android:name="android.accounts.AccountAuthenticator" android:resource="@xml/authenticator" />
+		</service>
 	</application>
 	<uses-permission android:name="android.permission.INTERNET" />
 	<uses-permission android:name="android.permission.WAVE_LOCK" />
diff --git a/BookAStar/BookAStar/App.xaml.cs b/BookAStar/BookAStar/App.xaml.cs
index 46dd40dc..6c3147c9 100644
--- a/BookAStar/BookAStar/App.xaml.cs
+++ b/BookAStar/BookAStar/App.xaml.cs
@@ -216,15 +216,30 @@ namespace BookAStar
             // but use those from the AppState property
             accChooserPage = new AccountChooserPage();
 
+            var bookQueries = new BookQueriesViewModel();
+
+            var userprofile = new UserProfileViewModel();
+
             bQueriesPage = new BookQueriesPage
             {
                 Title = "Demandes",
                 Icon = "icon.png",
-                BindingContext = new BookQueriesViewModel()
+                BindingContext = bookQueries
+            };
+
+            homePage = new HomePage() {
+                Title = "Accueil",
+                Icon = "icon.png" };
+
+            homePage.BindingContext = new HomeViewModel {
+                BookQueries = bookQueries,
+                UserProfile = userprofile };
+
+            userProfilePage = new UserProfilePage {
+                Title = "Profile utilisateur",
+                Icon = "ic_corp_icon.png",
+                BindingContext = userprofile
             };
-            homePage = new HomePage() { Title = "Accueil", Icon = "icon.png" };
-            userProfilePage = new UserProfilePage { Title = "Profile utilisateur", Icon = "ic_corp_icon.png",
-                BindingContext = new UserProfileViewModel() };
 
             chatPage = new ChatPage
             {
@@ -394,6 +409,8 @@ namespace BookAStar
             if (MainSettings.CurrentUser != null)
             {
                 var token = MainSettings.CurrentUser.YavscTokens.AccessToken;
+                if (chatHubConnection.Headers.ContainsKey("Authorization"))
+                    chatHubConnection.Headers.Remove("Authorization");
                 chatHubConnection.Headers.Add("Authorization", $"Bearer {token}");
             }
             StartConnexion();
diff --git a/BookAStar/BookAStar/Behaviors/EditorMaxLengthValidator.cs b/BookAStar/BookAStar/Behaviors/EditorMaxLengthValidator.cs
index 8ad1ec97..57f4cab0 100644
--- a/BookAStar/BookAStar/Behaviors/EditorMaxLengthValidator.cs
+++ b/BookAStar/BookAStar/Behaviors/EditorMaxLengthValidator.cs
@@ -6,21 +6,26 @@ namespace BookAStar.Behaviors
     public class EditorMaxLengthValidator : Behavior<Editor>
     {
         public static readonly BindableProperty MaxLengthProperty = 
-            BindableProperty.Create("MaxLength", typeof(int), typeof(EditorMaxLengthValidator), 0);
+            BindableProperty.Create("MaxLength", typeof(int), typeof(EditorMaxLengthValidator), int.MaxValue);
+
         public static readonly BindableProperty MinLengthProperty = 
             BindableProperty.Create("MinLength", typeof(int), typeof(EditorMaxLengthValidator), 0);
+
         public static readonly BindableProperty IsValidProperty = 
             BindableProperty.Create("IsValid", typeof(bool), typeof(EditorMaxLengthValidator), false);
+
         public static readonly BindableProperty ErrorProperty = 
             BindableProperty.Create("Error", typeof(string), typeof(EditorMaxLengthValidator), null);
+
         public int MaxLength
         {
             get { return (int) GetValue(MaxLengthProperty); }
             set { SetValue(MaxLengthProperty, value); }
         }
+
         public int MinLength
         {
-            get { return (int)GetValue(MinLengthProperty); }
+            get { return (int) GetValue(MinLengthProperty); }
             set { SetValue(MinLengthProperty, value); }
         }
 
@@ -30,15 +35,16 @@ namespace BookAStar.Behaviors
         }
 
         public bool IsValid {
-            get { return (bool)GetValue(IsValidProperty); }
+            get { return (bool) GetValue(IsValidProperty); }
             set { SetValue(IsValidProperty, value);
             }
         }
 
         public string Error
         {
-            get {
-                return (string)GetValue(ErrorProperty);
+            get
+            {
+                return (string) GetValue(ErrorProperty);
             }
             set
             {
diff --git a/BookAStar/BookAStar/BookAStar.csproj b/BookAStar/BookAStar/BookAStar.csproj
index 0fec5857..0e9ad990 100644
--- a/BookAStar/BookAStar/BookAStar.csproj
+++ b/BookAStar/BookAStar/BookAStar.csproj
@@ -22,7 +22,7 @@
     <DebugType>full</DebugType>
     <Optimize>false</Optimize>
     <OutputPath>bin\Debug\</OutputPath>
-    <DefineConstants>TRACE;DEBUG;WDEV</DefineConstants>
+    <DefineConstants>TRACE;DEBUG;DEV</DefineConstants>
     <ErrorReport>prompt</ErrorReport>
     <WarningLevel>4</WarningLevel>
     <CodeAnalysisRuleSet />
@@ -65,9 +65,11 @@
     <Compile Include="Pages\ClientPages\SearchPage.xaml.cs">
       <DependentUpon>SearchPage.xaml</DependentUpon>
     </Compile>
+    <Compile Include="ViewModels\HomeViewModel.cs" />
     <Compile Include="ViewModels\Messaging\ChatUserCollection.cs" />
     <Compile Include="ViewModels\Messaging\ChatUserInfo.cs" />
     <Compile Include="Model\Social\Chat\Connection.cs" />
+    <Compile Include="ViewModels\Searching\SearchingAnArtistViewModel.cs" />
     <Compile Include="ViewModels\Validation\Error.cs" />
     <Compile Include="ViewModels\Validation\ModelState.cs" />
     <Compile Include="ViewModels\PageState.cs" />
@@ -311,6 +313,9 @@
       <HintPath>..\..\packages\Microsoft.Net.Http.2.2.29\lib\portable-net45+win8+wpa81\System.Net.Http.Primitives.dll</HintPath>
       <Private>True</Private>
     </Reference>
+    <Reference Include="System.Web.Services">
+      <HintPath>..\..\..\..\..\..\..\Program Files (x86)\Reference Assemblies\Microsoft\Framework\MonoAndroid\v1.0\System.Web.Services.dll</HintPath>
+    </Reference>
     <Reference Include="Xamarin.Forms.Core, Version=2.0.0.0, Culture=neutral, processorArchitecture=MSIL">
       <HintPath>..\..\packages\Xamarin.Forms.2.3.2.127\lib\portable-win+net45+wp80+win81+wpa81+MonoAndroid10+MonoTouch10+Xamarin.iOS10\Xamarin.Forms.Core.dll</HintPath>
       <Private>True</Private>
diff --git a/BookAStar/BookAStar/Constants.cs b/BookAStar/BookAStar/Constants.cs
index c24898a5..a6bc047b 100644
--- a/BookAStar/BookAStar/Constants.cs
+++ b/BookAStar/BookAStar/Constants.cs
@@ -16,7 +16,7 @@ namespace BookAStar
         public const string YavscHomeUrl = "http://dev.pschneider.fr";
 #else
 #if WDEV 
-        public const string YavscHomeUrl = "http://192.168.0.39:5000";
+        public const string YavscHomeUrl = "http://192.168.0.29:5000";
 #else
 #if YAVSC
         public const string YavscHomeUrl = "https://yavsc.pschneider.fr";
diff --git a/BookAStar/BookAStar/Data/RemoteEntity.cs b/BookAStar/BookAStar/Data/RemoteEntity.cs
index 319a94f5..b1aa9e35 100644
--- a/BookAStar/BookAStar/Data/RemoteEntity.cs
+++ b/BookAStar/BookAStar/Data/RemoteEntity.cs
@@ -11,6 +11,7 @@ namespace BookAStar.Data
     using Helpers;
     using System.Diagnostics;
     using System.Text;
+    using System.Web;
 
     public class RemoteEntity<V, K> : LocalEntity<V, K>, ICommand where K : IEquatable<K>
     {
@@ -95,7 +96,7 @@ namespace BookAStar.Data
 
         protected Uri GetUri(K key)
         {
-            return new Uri(ControllerUri.AbsoluteUri + "/" + key.ToString());
+            return new Uri(ControllerUri.AbsoluteUri + "/" + HttpUtility.UrlEncode(key.ToString()));
         }
 
         public virtual async Task<V> RemoteGet(K key)
diff --git a/BookAStar/BookAStar/Pages/HomePage.xaml b/BookAStar/BookAStar/Pages/HomePage.xaml
index 0e0badb7..47624f55 100644
--- a/BookAStar/BookAStar/Pages/HomePage.xaml
+++ b/BookAStar/BookAStar/Pages/HomePage.xaml
@@ -1,8 +1,9 @@
 <?xml version="1.0" encoding="utf-8" ?>
-<ContentPage xmlns="http://xamarin.com/schemas/2014/forms"
+<TabbedPage xmlns="http://xamarin.com/schemas/2014/forms"
              xmlns:x="http://schemas.microsoft.com/winfx/2009/xaml"
              x:Class="BookAStar.Pages.HomePage"
-             Style="{StaticResource PageStyle}">
+             Style="{StaticResource PageStyle}"
+             Title="Accueil">
   <ContentPage.Resources>
     <ResourceDictionary>
       <Style TargetType="Label">
@@ -13,5 +14,104 @@
       </Style>
     </ResourceDictionary>
   </ContentPage.Resources>
-  <Label Text="Blah" VerticalOptions="Center" HorizontalOptions="Center" />
-</ContentPage>
\ No newline at end of file
+
+  <!-- La recherche d'un pro    -->
+  <TabbedPage.Children>
+    <TabbedPage Title="{x:Static local:Strings.SearchForAPro}" >
+      <TabbedPage.Children>
+      <ContentPage Title="Les stars">
+      <StackLayout Orientation="Horizontal">
+        <Editor HorizontalOptions="FillAndExpand"/>
+        <Button HorizontalOptions="End" />
+      </StackLayout>
+      <StackLayout Orientation="Horizontal">
+          <Label Text="{x:Static local:Strings.GeographicalyNear}" />
+          <Switch HorizontalOptions="End" IsToggled="{Binding ByLocation, Mode=TwoWay}" />
+       
+      </StackLayout>
+      
+      </ContentPage>
+      <ContentPage Title="">
+      <StackLayout Orientation="Horizontal">
+        <Editor HorizontalOptions="FillAndExpand"/>
+        <Button HorizontalOptions="End" />
+      </StackLayout>
+      </ContentPage>
+        </TabbedPage.Children>
+    </TabbedPage>
+  
+  <!-- 
+  les derniers sons/videos/articles postés  
+  <TabbedPage.Children>
+    <ContentPage Title="Blogspot">
+      <StackLayout Orientation="Horizontal">
+        <Editor x:Name="search_blog_phrase" HorizontalOptions="FillAndExpand"/>
+        <Button x:Name="btn_blog_update" HorizontalOptions="End" />
+      </StackLayout>
+    </ContentPage>
+  </TabbedPage.Children>
+   -->
+    
+   <!-- 
+  Les demandes devis en attente de réponse (pro)
+  -->
+    <ContentPage Title="Demandes de devis" BindingContext="{Binding BookQueries}"
+                 IsVisible="{BindingContext UserProfile.IsAPerformer}">
+      <ListView x:Name="querylist"
+                RefreshCommand="{Binding RefreshQueries}"
+                IsPullToRefreshEnabled="True"
+                ItemsSource="{Binding Queries}"
+                ItemTapped="OnViewBookQueryDetail"
+                HasUnevenRows="true"
+                SeparatorVisibility="Default"
+                SeparatorColor="Black">
+        <ListView.ItemTemplate VerticalOptions="StartAndExpand" >
+          <DataTemplate>
+            <ViewCell>
+              <ViewCell.View>
+                <Grid>
+                  <Grid.RowDefinitions>
+                    <RowDefinition Height="*" />
+                    <RowDefinition Height="*" />
+                    <RowDefinition Height="*" />
+                  </Grid.RowDefinitions>
+                  <Grid.ColumnDefinitions>
+                    <ColumnDefinition Width="*" />
+                    <ColumnDefinition Width="*" />
+                  </Grid.ColumnDefinitions>
+                  <Image Grid.Row="0" Grid.Column="0" Grid.RowSpan="4" Source="{Binding Avatar}" />
+                  <Label Grid.Row="0" Grid.Column="1" Text="{Binding Client.UserName}"  Style="{StaticResource LabelStyle}"></Label>
+                  <Label Grid.Row="1" Grid.Column="1" Text="{Binding Data.Reason}"></Label>
+                  <Label Grid.Row="2" Grid.Column="1" LineBreakMode="WordWrap" Text="{Binding EventDate, StringFormat='{0:dddd d MMMM à HH:mm}'}" FontFamily="Italic"/>
+                  <Label Grid.Row="3" Grid.Column="1" LineBreakMode="WordWrap" Text="{Binding Location.Address}" />
+                </Grid>
+              </ViewCell.View>
+            </ViewCell>
+          </DataTemplate>
+        </ListView.ItemTemplate>
+      </ListView>
+    </ContentPage>
+  
+
+    <!-- Les signatures de contrat en souffreances (pro) -->
+    <ContentPage Title="Contrats à signer" IsVisible="{BindingContext UserProfile.IsAPerformer}">
+    </ContentPage>
+
+    <!-- Les annonces pro (pro) -->
+    <ContentPage Title="Annonces pro" IsVisible="{BindingContext UserProfile.IsAPerformer}">
+     <StackLayout Orientation="Horizontal" >
+        <Editor x:Name="search_pub_pro_phrase" HorizontalOptions="FillAndExpand"/>
+        <Button x:Name="btn_pro_pub" HorizontalOptions="End" />
+      </StackLayout>
+    </ContentPage>
+
+  <!-- les petites annonces des clients (pro)  -->
+    <ContentPage Title="Annonces client" Icon="" IsVisible="{BindingContext UserProfile.IsAPerformer}">
+      <StackLayout Orientation="Horizontal" >
+        <Editor x:Name="search_pub_cli_phrase" HorizontalOptions="FillAndExpand"/>
+        <Button x:Name="btn_cli_pub" HorizontalOptions="End" />
+      </StackLayout>
+    </ContentPage>
+  </TabbedPage.Children>  
+
+</TabbedPage>
\ No newline at end of file
diff --git a/BookAStar/BookAStar/Pages/HomePage.xaml.cs b/BookAStar/BookAStar/Pages/HomePage.xaml.cs
index d55d3c16..93d542b7 100644
--- a/BookAStar/BookAStar/Pages/HomePage.xaml.cs
+++ b/BookAStar/BookAStar/Pages/HomePage.xaml.cs
@@ -1,18 +1,50 @@
-using System;
-using System.Collections.Generic;
-using System.Linq;
-using System.Text;
-using System.Threading.Tasks;
-
-using Xamarin.Forms;
+using Xamarin.Forms;
 
 namespace BookAStar.Pages
 {
-    public partial class HomePage : ContentPage
+    using Data;
+    using ViewModels;
+    using ViewModels.EstimateAndBilling;
+    public partial class HomePage 
     {
         public HomePage()
         {
             InitializeComponent();
         }
+
+        public HomePage(HomeViewModel model)
+        {
+            BindingContext = model;
+        }
+
+        public HomeViewModel Model {
+            get {
+                return (HomeViewModel) BindingContext;
+            }
+            set
+            {
+                BindingContext = value;
+            }
+        }
+
+        protected override void OnBindingContextChanged()
+        {
+            base.OnBindingContextChanged();
+            if (Model != null)
+            {
+                Model.BookQueries.RefreshQueries =
+                    new Command(() =>
+                    {
+                        DataManager.Instance.BookQueries.Execute(null);
+                        this.querylist.EndRefresh();
+                    });
+            }
+        }
+
+        private void OnViewBookQueryDetail(object sender, ItemTappedEventArgs e)
+        {
+            var item = e.Item as BookQueryViewModel;
+            App.NavigationService.NavigateTo<BookQueryPage>(true, item);
+        }
     }
 }
diff --git a/BookAStar/BookAStar/Pages/UserProfile/DashboardPage.xaml b/BookAStar/BookAStar/Pages/UserProfile/DashboardPage.xaml
index b293007b..c29dd55a 100644
--- a/BookAStar/BookAStar/Pages/UserProfile/DashboardPage.xaml
+++ b/BookAStar/BookAStar/Pages/UserProfile/DashboardPage.xaml
@@ -39,7 +39,7 @@
       <StackLayout VisualElement.IsVisible="{Binding HaveAnUser}">
         <Button Text="{Binding PerformerStatus}" Clicked="OnViewPerformerStatus" />
         <Button Text="{Binding UserQueries}" Clicked="OnViewUserQueries"
-                VisualElement.IsVisible="{Binding UserIsPro}"/>
+                VisualElement.IsVisible="{Binding IsAPerformer}"/>
 
         <StackLayout Orientation="Horizontal">
         <Label Text="Recevoir les notifications push" StyleClass="Header" />
@@ -51,7 +51,7 @@
         <Label Text="Utiliser ma position" StyleClass="Header" />
         <Switch HorizontalOptions="End" IsToggled="{Binding AllowUseMyPosition, Mode=TwoWay}"/>
       </StackLayout>
-      <StackLayout  VisualElement.IsVisible="{Binding UserIsPro}" >
+      <StackLayout  VisualElement.IsVisible="{Binding IsAPerformer}" >
         <Label Text="{x:Static local:Strings.Profprof}" Style="{StaticResource LabelStyle}"/>
         <views:RatingView Rating="{Binding Rating, Mode=TwoWay}" x:Name="ratingView" />
         <StackLayout Orientation="Horizontal" VerticalOptions="Start">
diff --git a/BookAStar/BookAStar/Pages/UserProfile/UserProfilePage.xaml b/BookAStar/BookAStar/Pages/UserProfile/UserProfilePage.xaml
index 8789062a..f993dbf6 100644
--- a/BookAStar/BookAStar/Pages/UserProfile/UserProfilePage.xaml
+++ b/BookAStar/BookAStar/Pages/UserProfile/UserProfilePage.xaml
@@ -43,7 +43,7 @@
 
         <StackLayout VisualElement.IsVisible="{Binding IsAPerformer}">
           <StackLayout Orientation="Horizontal" VerticalOptions="Start"
-                       VisualElement.IsVisible="{Binding UserIsPro}" >
+                       VisualElement.IsVisible="{Binding IsAPerformer}" >
             <Label Text="Ne recevoir de demande de devis que de la part de professionnels uniquement" />
             <Switch HorizontalOptions="End" IsToggled="{Binding AllowProBookingOnly, Mode=TwoWay}"/>
           </StackLayout>
diff --git a/BookAStar/BookAStar/Settings/MainSettings.cs b/BookAStar/BookAStar/Settings/MainSettings.cs
index 37d430a5..faeb846e 100644
--- a/BookAStar/BookAStar/Settings/MainSettings.cs
+++ b/BookAStar/BookAStar/Settings/MainSettings.cs
@@ -32,7 +32,7 @@ namespace BookAStar
 
         #region Setting Constants
         public static readonly string SettingsDefault = string.Empty;
-        public static readonly string EntityDataSettingsPrefix = "Ed";
+        public static readonly string EntityDataSettingsPrefix = Constants.YavscApiUrl;
         private const string userNameKey = "user_id";
         private const string PushNotificationsKey = "pushNotifs";
         private const string AllowGPSUsageKey = "allowGPSUsage";
diff --git a/BookAStar/BookAStar/Strings.Designer.cs b/BookAStar/BookAStar/Strings.Designer.cs
index 3ace6b1f..23d19b45 100644
--- a/BookAStar/BookAStar/Strings.Designer.cs
+++ b/BookAStar/BookAStar/Strings.Designer.cs
@@ -169,6 +169,15 @@ namespace BookAStar {
             }
         }
         
+        /// <summary>
+        ///   Recherche une chaîne localisée semblable à Géographiquement proche.
+        /// </summary>
+        public static string GeographicalyNear {
+            get {
+                return ResourceManager.GetString("GeographicalyNear", resourceCulture);
+            }
+        }
+        
         /// <summary>
         ///   Recherche une chaîne localisée semblable à Valeur invalide.
         /// </summary>
@@ -250,6 +259,15 @@ namespace BookAStar {
             }
         }
         
+        /// <summary>
+        ///   Recherche une chaîne localisée semblable à Rechercher un artiste.
+        /// </summary>
+        public static string SearchForAPro {
+            get {
+                return ResourceManager.GetString("SearchForAPro", resourceCulture);
+            }
+        }
+        
         /// <summary>
         ///   Recherche une chaîne localisée semblable à Signer.
         /// </summary>
diff --git a/BookAStar/BookAStar/Strings.resx b/BookAStar/BookAStar/Strings.resx
index 783f7aa4..4fa02f97 100644
--- a/BookAStar/BookAStar/Strings.resx
+++ b/BookAStar/BookAStar/Strings.resx
@@ -209,4 +209,10 @@
   <data name="DeclineQuery" xml:space="preserve">
     <value>Décliner cette proposition (envoyer un refus, et archiver la demande)</value>
   </data>
+  <data name="GeographicalyNear" xml:space="preserve">
+    <value>Géographiquement proche</value>
+  </data>
+  <data name="SearchForAPro" xml:space="preserve">
+    <value>Rechercher un artiste</value>
+  </data>
 </root>
\ No newline at end of file
diff --git a/BookAStar/BookAStar/ViewModels/HomeViewModel.cs b/BookAStar/BookAStar/ViewModels/HomeViewModel.cs
new file mode 100644
index 00000000..abbd2f9c
--- /dev/null
+++ b/BookAStar/BookAStar/ViewModels/HomeViewModel.cs
@@ -0,0 +1,14 @@
+using XLabs.Forms.Mvvm;
+
+namespace BookAStar.ViewModels
+{
+    using EstimateAndBilling;
+    using UserProfile;
+
+    public class HomeViewModel : ViewModel
+    {
+        public BookQueriesViewModel BookQueries { get; set;  }
+        public UserProfileViewModel UserProfile { get; set; }
+        
+    }
+}
diff --git a/BookAStar/BookAStar/ViewModels/Searching/SearchingAnArtistViewModel.cs b/BookAStar/BookAStar/ViewModels/Searching/SearchingAnArtistViewModel.cs
new file mode 100644
index 00000000..fb705482
--- /dev/null
+++ b/BookAStar/BookAStar/ViewModels/Searching/SearchingAnArtistViewModel.cs
@@ -0,0 +1,13 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+using XLabs.Forms.Mvvm;
+
+namespace BookAStar.ViewModels.Searching
+{
+    class SearchingAnArtistViewModel: ViewModel
+    {
+    }
+}
diff --git a/BookAStar/BookAStar/ViewModels/UserProfile/UserProfileViewModel.cs b/BookAStar/BookAStar/ViewModels/UserProfile/UserProfileViewModel.cs
index 18ad70d7..6c38abdc 100644
--- a/BookAStar/BookAStar/ViewModels/UserProfile/UserProfileViewModel.cs
+++ b/BookAStar/BookAStar/ViewModels/UserProfile/UserProfileViewModel.cs
@@ -16,20 +16,18 @@ namespace BookAStar.ViewModels.UserProfile
 
     public class UserProfileViewModel : ViewModel
     {
+
         public bool IsAPerformer
         {
-            get
-            {
-                return User?.Roles.Contains("Performer") ?? false;
-            }
-            
+            get { return User?.Roles?.Contains("Performer") ?? false; }
         }
+
         public string UserFilesLabel
         {
             get; set;
         }
-
-        int rating;
+        // TODO implementation
+        int rating ;
         public int Rating
         {
             get
@@ -42,47 +40,44 @@ namespace BookAStar.ViewModels.UserProfile
             }
         }
 
-        public string UserId
-        {
-            get
-            {
-                return User?.Id;
-            }
-        }
-
+        private bool allowUseMyPosition = MainSettings.AllowGPSUsage;
         public bool AllowUseMyPosition
         {
             get
             {
-                return MainSettings.AllowGPSUsage;
+                return allowUseMyPosition;
             }
             set
             {
                 MainSettings.AllowGPSUsage = value;
+                SetProperty<bool>(ref allowUseMyPosition, value);
             }
         }
 
+        private bool allowProBookingOnly = MainSettings.AllowProBookingOnly;
         public bool AllowProBookingOnly
         {
             get
             {
-                return MainSettings.AllowProBookingOnly;
+                return allowProBookingOnly;
             }
             set
             {
                 MainSettings.AllowProBookingOnly = value;
+                SetProperty<bool>(ref allowUseMyPosition, value);
             }
         }
-
+        bool receivePushNotifications = MainSettings.PushNotifications;
         public bool ReceivePushNotifications
         {
             get
             {
-                return MainSettings.PushNotifications;
+                return receivePushNotifications;
             }
             set
             {
                 MainSettings.PushNotifications = value;
+                SetProperty<bool>(ref receivePushNotifications, value);
             }
         }
         private long queryCount;
@@ -174,10 +169,6 @@ namespace BookAStar.ViewModels.UserProfile
             get { return User!=null; }
         }
 
-        public bool UserIsPro
-        {
-            get { return User?.Roles?.Contains("Performer") ?? false ; }
-        }
 
         private void UpdateUserMeta ()
         {
@@ -196,7 +187,7 @@ namespace BookAStar.ViewModels.UserProfile
             }
             else
             {
-                newUserIsPro = UserIsPro;
+                newUserIsPro = IsAPerformer;
 
                 newQueryCount = newUserIsPro ? DataManager.Instance.BookQueries.Count : 0;
 
@@ -209,14 +200,21 @@ namespace BookAStar.ViewModels.UserProfile
                 newAvatar = UserHelpers.Avatar(user.Avatar);
             }
             SetProperty<bool>(ref haveAnUser, newHaveAnUser, "HaveAnUser");
-            SetProperty<bool>(ref userIsPro, newUserIsPro, "UserIsPro");
             SetProperty<string>(ref performerStatus, newStatusString, "PerformerStatus");
             SetProperty<string>(ref userQueries, newQueriesButtonText, "UserQueries");
             SetProperty<long>(ref queryCount, newQueryCount, "QueryCount");
             SetProperty<ImageSource>(ref avatar, newAvatar, "Avatar");
+
+            NotifyPropertyChanged("UserName");
+            NotifyPropertyChanged("AllowProBookingOnly");
+            NotifyPropertyChanged("AllowUseMyPosition");
+            NotifyPropertyChanged("ReceivePushNotifications");
+            NotifyPropertyChanged("AllowUseMyPosition");
+            NotifyPropertyChanged("IsAPerformer");
         }
 
-        private void User_PropertyChanged(object sender, System.ComponentModel.PropertyChangedEventArgs e)
+        private void User_PropertyChanged(object sender, 
+            System.ComponentModel.PropertyChangedEventArgs e)
         {
             UpdateUserMeta();
         }
diff --git a/Yavsc/ApiControllers/ChatApiController.cs b/Yavsc/ApiControllers/ChatApiController.cs
index cd5e8779..77145d85 100644
--- a/Yavsc/ApiControllers/ChatApiController.cs
+++ b/Yavsc/ApiControllers/ChatApiController.cs
@@ -36,11 +36,15 @@ namespace Yavsc.Controllers
                 if (cxs !=null)
                 if (cxs.Count>0) {
                     var user = cxs.First().Owner;
-                    
-                    result.Add(new ChatUserInfo { UserName = user.UserName,
-                    UserId = user.Id, Avatar = user.Avatar, Connections = cxs,
-                    Roles = (  userManager.GetRolesAsync(user) ).Result.ToArray() });
-                }
+                    if (user!=null ) {
+                        result.Add(new ChatUserInfo { UserName = user.UserName,
+                        UserId = user.Id, Avatar = user.Avatar, Connections = cxs,
+                        Roles = (  userManager.GetRolesAsync(user) ).Result.ToArray() });
+                        }
+                        else {
+                            result.Add(new ChatUserInfo {  Connections = cxs });
+                        }
+                   }
             }
             return result;
         }
diff --git a/Yavsc/Models/Billing/ExceptionSIREN.cs b/Yavsc/Models/Billing/ExceptionSIREN.cs
index f8889f33..6341f6c2 100644
--- a/Yavsc/Models/Billing/ExceptionSIREN.cs
+++ b/Yavsc/Models/Billing/ExceptionSIREN.cs
@@ -4,7 +4,7 @@ namespace Yavsc.Models.Billing
 {
     public class ExceptionSIREN {
         
-        [Key]
+        [Key,MinLength(9)]
         public string SIREN { get; set; }
     }
 }
\ No newline at end of file
diff --git a/Yavsc/Views/Manage/SetActivity.cshtml b/Yavsc/Views/Manage/SetActivity.cshtml
index ba11b351..301f1ce7 100644
--- a/Yavsc/Views/Manage/SetActivity.cshtml
+++ b/Yavsc/Views/Manage/SetActivity.cshtml
@@ -102,7 +102,7 @@
         });
     });
     </script>
-
+}
 <h2>@ViewData["Title"].</h2>
 
 @{ await Html.RenderPartialAsync("_PerformerPartial", Model) ; }
diff --git a/Yavsc/Views/SIRENExceptions/Edit.cshtml b/Yavsc/Views/SIRENExceptions/Edit.cshtml
deleted file mode 100644
index dc9c2d95..00000000
--- a/Yavsc/Views/SIRENExceptions/Edit.cshtml
+++ /dev/null
@@ -1,39 +0,0 @@
-@model Yavsc.Models.Billing.ExceptionSIREN
-
-@{
-    Layout = null;
-}
-
-<!DOCTYPE html>
-
-<html>
-<head>
-    <meta name="viewport" content="width=device-width" />
-    <title>Edit</title>
-</head>
-<body>
-
-<form asp-action="Edit">
-    <div class="form-horizontal">
-        <h4>ExceptionSIREN</h4>
-        <hr />
-        <div asp-validation-summary="ValidationSummary.ModelOnly" class="text-danger"></div>
-        @Html.DisplayFor(model => model.SIREN) : 
-        
-        <div class="form-group">
-            <div class="col-md-offset-1 col-md-10">
-                 @Html.InputFor(model => model.SIREN) 
-                </div>
-            <div class="col-md-offset-2 col-md-10">
-                <input type="submit" value="Save" class="btn btn-default" />
-            </div>
-        </div>
-    </div>
-</form>
-
-<div>
-    <a asp-action="Index">Back to List</a>
-</div>
-
-</body>
-</html>
diff --git a/Yavsc/Views/SIRENExceptions/Index.cshtml b/Yavsc/Views/SIRENExceptions/Index.cshtml
index 26668904..ee5b3bce 100644
--- a/Yavsc/Views/SIRENExceptions/Index.cshtml
+++ b/Yavsc/Views/SIRENExceptions/Index.cshtml
@@ -12,7 +12,6 @@
     <tr>
         <td>@item.SIREN</td>
         <td>
-            <a asp-action="Edit" asp-route-id="@item.SIREN">Edit</a> |
             <a asp-action="Details" asp-route-id="@item.SIREN">Details</a> |
             <a asp-action="Delete" asp-route-id="@item.SIREN">Delete</a>
         </td>
diff --git a/Yavsc/project.json b/Yavsc/project.json
index 89a917ff..41fa63f6 100755
--- a/Yavsc/project.json
+++ b/Yavsc/project.json
@@ -146,5 +146,9 @@
     "prepublish": "gulp min",
     "postpublish": "echo \"  . ./contrib/postPublish.sh # to push in prod.\""
   },
-  "embed": "Views/**/*.cshtml"
+  "embed": "Views/**/*.cshtml",
+  "buildOptions": {
+    "warningsAsErrors": false,
+    "emitEntryPoint": true
+  }
 }
\ No newline at end of file
diff --git a/Yavsc/project.lock.json b/Yavsc/project.lock.json
index 05501016..fa392e09 100644
--- a/Yavsc/project.lock.json
+++ b/Yavsc/project.lock.json
@@ -199,12 +199,12 @@
           "Zlib.Portable.Signed": "1.11.0"
         },
         "compile": {
-          "lib/net45/Google.Apis.dll": {},
-          "lib/net45/Google.Apis.PlatformServices.dll": {}
+          "lib/net45/Google.Apis.PlatformServices.dll": {},
+          "lib/net45/Google.Apis.dll": {}
         },
         "runtime": {
-          "lib/net45/Google.Apis.dll": {},
-          "lib/net45/Google.Apis.PlatformServices.dll": {}
+          "lib/net45/Google.Apis.PlatformServices.dll": {},
+          "lib/net45/Google.Apis.dll": {}
         }
       },
       "Google.Apis.Core/1.11.1": {
@@ -2823,7 +2823,7 @@
         }
       }
     },
-    "DNX,Version=v4.5.1/debian.8-x86": {
+    "DNX,Version=v4.5.1/win7-x86": {
       "Antlr/3.4.1.9004": {
         "type": "package",
         "compile": {
@@ -3020,12 +3020,12 @@
           "Zlib.Portable.Signed": "1.11.0"
         },
         "compile": {
-          "lib/net45/Google.Apis.dll": {},
-          "lib/net45/Google.Apis.PlatformServices.dll": {}
+          "lib/net45/Google.Apis.PlatformServices.dll": {},
+          "lib/net45/Google.Apis.dll": {}
         },
         "runtime": {
-          "lib/net45/Google.Apis.dll": {},
-          "lib/net45/Google.Apis.PlatformServices.dll": {}
+          "lib/net45/Google.Apis.PlatformServices.dll": {},
+          "lib/net45/Google.Apis.dll": {}
         }
       },
       "Google.Apis.Core/1.11.1": {
@@ -4125,6 +4125,9 @@
         },
         "runtime": {
           "lib/dnx451/Microsoft.AspNet.Server.Kestrel.dll": {}
+        },
+        "native": {
+          "runtimes/win7-x86/native/libuv.dll": {}
         }
       },
       "Microsoft.AspNet.Server.WebListener/1.0.0-rc1-final": {
@@ -5644,7 +5647,7 @@
         }
       }
     },
-    "DNX,Version=v4.5.1/debian.8-x64": {
+    "DNX,Version=v4.5.1/win7-x64": {
       "Antlr/3.4.1.9004": {
         "type": "package",
         "compile": {
@@ -5841,12 +5844,12 @@
           "Zlib.Portable.Signed": "1.11.0"
         },
         "compile": {
-          "lib/net45/Google.Apis.dll": {},
-          "lib/net45/Google.Apis.PlatformServices.dll": {}
+          "lib/net45/Google.Apis.PlatformServices.dll": {},
+          "lib/net45/Google.Apis.dll": {}
         },
         "runtime": {
-          "lib/net45/Google.Apis.dll": {},
-          "lib/net45/Google.Apis.PlatformServices.dll": {}
+          "lib/net45/Google.Apis.PlatformServices.dll": {},
+          "lib/net45/Google.Apis.dll": {}
         }
       },
       "Google.Apis.Core/1.11.1": {
@@ -6946,6 +6949,9 @@
         },
         "runtime": {
           "lib/dnx451/Microsoft.AspNet.Server.Kestrel.dll": {}
+        },
+        "native": {
+          "runtimes/win7-x64/native/libuv.dll": {}
         }
       },
       "Microsoft.AspNet.Server.WebListener/1.0.0-rc1-final": {
@@ -8735,7 +8741,7 @@
     },
     "MarkdownDeep-av.NET/1.5.4": {
       "type": "package",
-      "sha512": "89nafNRqR3hqKU0rQzHb+BGpoxjImo7pfOQj8vNALB3MloBye0jqMv9eqpKP+QIDLtMS8gHf7uP1kAIkhsOg+Q==",
+      "sha512": "vefP0tYO2IGOw0iuZt5mtTuu+IFaqjMaoo+GLk4nyhHibfYGFr4glG8JxvxIpHialgwtmeK4F+9HUiKnBXIhbA==",
       "files": [
         "lib/dnxcore50/MarkdownDeep.dll",
         "lib/MonoAndroid10/MarkdownDeep.dll",
@@ -10654,7 +10660,6 @@
     },
     "System.Diagnostics.DiagnosticSource/4.0.0-beta-23516": {
       "type": "package",
-      "serviceable": true,
       "sha512": "0uDR/UOmFCNPDCyHEPHhCrk6c1iRnDp00YqwSZ8Qf5aaaJjm4WXnf4Q9xZw4OoApsSiODSypDMdpQU24IxR16A==",
       "files": [
         "lib/dotnet5.2/System.Diagnostics.DiagnosticSource.dll",
@@ -10879,7 +10884,6 @@
     },
     "System.Numerics.Vectors/4.1.1-beta-23516": {
       "type": "package",
-      "serviceable": true,
       "sha512": "FCYCEjc3BXBTpVZTxMqf2m/sGYyDzLwICy5lNKgZzT8WfshJhsTGjJuETwsh1Cwi6bksw9YiTB6yeeWBBJDnTA==",
       "files": [
         "lib/dotnet5.4/System.Numerics.Vectors.dll",
@@ -10986,7 +10990,7 @@
     "System.Reflection.Metadata/1.1.0": {
       "type": "package",
       "serviceable": true,
-      "sha512": "a8VsRm/B0Ik1o5FumSMWmpwbG7cvIIajAYhzTTy9VB9XItByJDQHGZkQTIAdsvVJ6MI5O3uH/lb0izgQDlDIWA==",
+      "sha512": "RLIE4sSt2zngMLuqM6YmxBH99mTumtT4DNZE4+msfEaInUP5iCLQT+BHPl+2cjSAP1pdALyAjLB8RtCB+WGGWQ==",
       "files": [
         "lib/dotnet5.2/System.Reflection.Metadata.dll",
         "lib/dotnet5.2/System.Reflection.Metadata.xml",