diff --git a/BookAStar/BookAStar/Pages/DocSigning.xaml.cs b/BookAStar/BookAStar/Pages/DocSigning.xaml.cs
new file mode 100644
index 00000000..b284eee6
--- /dev/null
+++ b/BookAStar/BookAStar/Pages/DocSigning.xaml.cs
@@ -0,0 +1,18 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+using Xamarin.Forms;
+
+namespace BookAStar.ViewModels.Signing
+{
+    public partial class DocSigning : ContentPage
+    {
+        public DocSigning()
+        {
+            InitializeComponent();
+        }
+    }
+}
diff --git a/BookAStar/BookAStar/ViewModels/Signing/SignaturePadConfigViewModel.cs b/BookAStar/BookAStar/ViewModels/Signing/SignaturePadConfigViewModel.cs
new file mode 100644
index 00000000..8ccd7023
--- /dev/null
+++ b/BookAStar/BookAStar/ViewModels/Signing/SignaturePadConfigViewModel.cs
@@ -0,0 +1,160 @@
+using Xamarin.Forms;
+using System.Windows.Input;
+using XLabs.Forms.Mvvm;
+
+namespace BookAStar.ViewModels.Signing
+{
+    using Model.Settings;
+    public class SignaturePadConfigViewModel : ViewModel
+    {
+        private readonly ICommand isConfiguringCommand;
+        private bool isConfiguring;
+
+        private string captionText;
+        private string clearText;
+        private string promptText;
+        private int strokeWidth;
+
+        private Color captionTextColor;
+        private Color clearTextColor;
+        private Color promptTextColor;
+        private Color signaturePadBackground;
+        private Color signatureLineColor;
+        private Color strokeColor;
+
+        public SignaturePadConfigViewModel()
+        {
+            isConfiguringCommand = new Command(() => IsConfiguring = !IsConfiguring);
+        }
+
+        public ICommand ConfigureCommand => isConfiguringCommand;
+
+        public bool IsConfiguring
+        {
+            get { return isConfiguring; }
+            set { SetProperty<bool>(ref isConfiguring, value); }
+        }
+
+        public string CaptionText
+        {
+            get { return captionText; }
+            set { SetProperty(ref captionText, value); }
+        }
+
+        public string ClearText
+        {
+            get { return clearText; }
+            set { SetProperty(ref clearText, value); }
+        }
+
+        public string PromptText
+        {
+            get { return promptText; }
+            set { SetProperty(ref promptText, value); }
+        }
+
+        public Color CaptionTextColor
+        {
+            get { return captionTextColor; }
+            set { if (SetProperty(ref captionTextColor, value))
+                    NotifyPropertyChanged(nameof(CaptionTextColorIndex)); }
+        }
+
+        public Color ClearTextColor
+        {
+            get { return clearTextColor; }
+            set { if (SetProperty(ref clearTextColor, value))
+                    NotifyPropertyChanged(nameof(ClearTextColorIndex)); }
+        }
+
+        public Color PromptTextColor
+        {
+            get { return promptTextColor; }
+            set { if (SetProperty(ref promptTextColor, value))
+                    NotifyPropertyChanged(nameof(PromptTextColorIndex)); }
+        }
+
+        public Color SignaturePadBackground
+        {
+            get { return signaturePadBackground; }
+            set { if (SetProperty(ref signaturePadBackground, value))
+                    NotifyPropertyChanged(nameof(SignaturePadBackgroundIndex)); }
+        }
+
+        public Color SignatureLineColor
+        {
+            get { return signatureLineColor; }
+            set { if (SetProperty(ref signatureLineColor, value))
+                    NotifyPropertyChanged(nameof(SignatureLineColorIndex)); }
+        }
+
+        public Color StrokeColor
+        {
+            get { return strokeColor; }
+            set { if (SetProperty(ref strokeColor, value))
+                    NotifyPropertyChanged(nameof(StrokeColorIndex)); }
+        }
+
+        public int StrokeWidth
+        {
+            get { return strokeWidth; }
+            set { SetProperty(ref strokeWidth, value); }
+        }
+
+        public int CaptionTextColorIndex
+        {
+            get { return SignatureSettings.Colors.IndexOf(CaptionTextColor); }
+            set { CaptionTextColor = SignatureSettings.Colors[value]; }
+        }
+
+        public int ClearTextColorIndex
+        {
+            get { return SignatureSettings.Colors.IndexOf(ClearTextColor); }
+            set { ClearTextColor = SignatureSettings.Colors[value]; }
+        }
+
+        public int PromptTextColorIndex
+        {
+            get { return SignatureSettings.Colors.IndexOf(PromptTextColor); }
+            set { PromptTextColor = SignatureSettings.Colors[value]; }
+        }
+
+        public int SignaturePadBackgroundIndex
+        {
+            get { return SignatureSettings.Colors.IndexOf(SignaturePadBackground); }
+            set { SignaturePadBackground = SignatureSettings.Colors[value]; }
+        }
+
+        public int SignatureLineColorIndex
+        {
+            get { return SignatureSettings.Colors.IndexOf(SignatureLineColor); }
+            set { SignatureLineColor = SignatureSettings.Colors[value]; }
+        }
+
+        public int StrokeColorIndex
+        {
+            get { return SignatureSettings.Colors.IndexOf(StrokeColor); }
+            set { StrokeColor = SignatureSettings.Colors[value]; }
+        }
+        public override void OnViewAppearing()
+        {
+            IsConfiguring = true;
+
+            CaptionText = "signez ici";
+            ClearText = "éffacer";
+            PromptText = ">";
+            StrokeWidth = 2;
+
+            CaptionTextColor = Color.Gray;
+            ClearTextColor = Color.Gray;
+            PromptTextColor = Color.Gray;
+            SignaturePadBackground = Color.Yellow;
+            SignatureLineColor = Color.Black;
+            StrokeColor = Color.Black;
+
+            base.OnViewAppearing();
+        }
+
+    }
+}
+
diff --git a/BookAStar/BookAStar/ViewModels/UserProfile/UserLoginViewModel.cs b/BookAStar/BookAStar/ViewModels/UserProfile/UserLoginViewModel.cs
new file mode 100644
index 00000000..1ee6b2f0
--- /dev/null
+++ b/BookAStar/BookAStar/ViewModels/UserProfile/UserLoginViewModel.cs
@@ -0,0 +1,10 @@
+using XLabs.Forms.Mvvm;
+
+namespace BookAStar.ViewModels.UserProfile
+{
+    class UserLoginViewModel : ViewModel
+    {
+        public string UserName { get; set; }
+        public string Password { get; set; }
+    }
+}
diff --git a/BookAStar/BookAStar/packages.config b/BookAStar/BookAStar/packages.config
index 30635333..7e71283d 100644
--- a/BookAStar/BookAStar/packages.config
+++ b/BookAStar/BookAStar/packages.config
@@ -11,6 +11,7 @@
   <package id="SQLite.Net.Core-PCL" version="3.1.1" targetFramework="portable45-net45+win8+wpa81" />
   <package id="SQLite.Net-PCL" version="3.1.1" targetFramework="portable45-net45+win8+wpa81" />
   <package id="Xam.Plugins.Settings" version="2.5.1.0" targetFramework="portable45-net45+win8+wpa81" />
+  <package id="Xamarin.Controls.SignaturePad.Forms" version="1.4.0" targetFramework="portable45-net45+win8+wpa81" />
   <package id="Xamarin.Forms" version="2.3.2.127" targetFramework="portable45-net45+win8+wpa81" />
   <package id="Xamarin.Forms.Maps" version="2.3.2.127" targetFramework="portable45-net45+win8+wpa81" />
   <package id="XLabs.Caching" version="2.3.0-pre02" targetFramework="portable45-net45+win8+wpa81" />