Index: DamTools/LayerOnSlopeTool/trunk/src/Deltares.LayerOnSlopeTool.Io.Tests/IoDamMStabDocSeriliazerTests.cs
===================================================================
diff -u -r3123 -r3132
--- DamTools/LayerOnSlopeTool/trunk/src/Deltares.LayerOnSlopeTool.Io.Tests/IoDamMStabDocSeriliazerTests.cs	(.../IoDamMStabDocSeriliazerTests.cs)	(revision 3123)
+++ DamTools/LayerOnSlopeTool/trunk/src/Deltares.LayerOnSlopeTool.Io.Tests/IoDamMStabDocSeriliazerTests.cs	(.../IoDamMStabDocSeriliazerTests.cs)	(revision 3132)
@@ -55,10 +55,24 @@
         private IoMStabDamDoc CreateMStabDamDocExample()
         {
             var ioMStabDamDoc = new IoMStabDamDoc();
+
+            // Geometry Creation Options
             ioMStabDamDoc.MStabInput.GeometryCreationOptions.MaterialForDike = "DikeMaterial";
             ioMStabDamDoc.MStabInput.GeometryCreationOptions.SoilGeometry2DFilename = "Geometry2DFilename";
             ioMStabDamDoc.MStabInput.GeometryCreationOptions.SoilGeometryType = SoilGeometryType.SoilGeometry2D;
             ioMStabDamDoc.MStabInput.GeometryCreationOptions.XOffsetSoilGeometry2DOrigin = 1.1;
+
+            // Model
+            ioMStabDamDoc.MStabInput.Model.CalculationModel = ModelType.UpliftVan;
+            ioMStabDamDoc.MStabInput.Model.GridPosition = GridPositionType.Right;
+            ioMStabDamDoc.MStabInput.Model.Probabilistic = false;
+            ioMStabDamDoc.MStabInput.Model.SearchMethod = SearchMethodType.Grid;
+            ioMStabDamDoc.MStabInput.Model.ShearStrength = ShearStrengthType.CPhi;
+
+            // SurfaceLine
+
+            // Characteristic Points
+
             return ioMStabDamDoc;
         }
     }
Index: DamTools/LayerOnSlopeTool/trunk/src/Deltares.LayerOnSlopeTool.Io/FillXmlDamMStabDocFromIo.cs
===================================================================
diff -u -r3122 -r3132
--- DamTools/LayerOnSlopeTool/trunk/src/Deltares.LayerOnSlopeTool.Io/FillXmlDamMStabDocFromIo.cs	(.../FillXmlDamMStabDocFromIo.cs)	(revision 3122)
+++ DamTools/LayerOnSlopeTool/trunk/src/Deltares.LayerOnSlopeTool.Io/FillXmlDamMStabDocFromIo.cs	(.../FillXmlDamMStabDocFromIo.cs)	(revision 3132)
@@ -30,18 +30,31 @@
         {
             var xmlDamMStabDoc = new tnsPrefixDamMStabDoc();
             xmlDamMStabDoc.tnsPrefixDamMStabInput = new tnsPrefixDamMStabDocTnsPrefixDamMStabInput();
+
             xmlDamMStabDoc.tnsPrefixDamMStabInput.tnsbPrefixGeometryCreationOptions = new tnsbPrefixGeometryCreationOptions();
             TransferGeometryCreationOptions(ioDamMStabDamDoc.MStabInput.GeometryCreationOptions, xmlDamMStabDoc.tnsPrefixDamMStabInput.tnsbPrefixGeometryCreationOptions);
+
+            xmlDamMStabDoc.tnsPrefixDamMStabInput.tnsbPrefixModel = new tnsbPrefixModel();
+            TransferModel(ioDamMStabDamDoc.MStabInput.Model, xmlDamMStabDoc.tnsPrefixDamMStabInput.tnsbPrefixModel);
             return xmlDamMStabDoc;
         }
 
+        private static void TransferModel(IoModel ioModel, tnsbPrefixModel xmlModel)
+        {
+            xmlModel.CalculationModel = ioModel.CalculationModel;
+            xmlModel.GridPosition = ioModel.GridPosition;
+            xmlModel.Probabilistic = ioModel.Probabilistic;
+            xmlModel.SearchMethod = ioModel.SearchMethod;
+            xmlModel.ShearStrength = ioModel.ShearStrength;
+        }
+
         private static void TransferGeometryCreationOptions(IoGeometryCreationOptions ioGeometryCreationOptions,
-            tnsbPrefixGeometryCreationOptions geometryCreationOptions)
+            tnsbPrefixGeometryCreationOptions xmlGeometryCreationOptions)
         {
-            geometryCreationOptions.MaterialForDike = ioGeometryCreationOptions.MaterialForDike;
-            geometryCreationOptions.SoilGeometry2DFilename = ioGeometryCreationOptions.SoilGeometry2DFilename;
-            geometryCreationOptions.SoilGeometryType = ioGeometryCreationOptions.SoilGeometryType;
-            geometryCreationOptions.XOffsetSoilGeometry2DOrigin = ioGeometryCreationOptions.XOffsetSoilGeometry2DOrigin;
+            xmlGeometryCreationOptions.MaterialForDike = ioGeometryCreationOptions.MaterialForDike;
+            xmlGeometryCreationOptions.SoilGeometry2DFilename = ioGeometryCreationOptions.SoilGeometry2DFilename;
+            xmlGeometryCreationOptions.SoilGeometryType = ioGeometryCreationOptions.SoilGeometryType;
+            xmlGeometryCreationOptions.XOffsetSoilGeometry2DOrigin = ioGeometryCreationOptions.XOffsetSoilGeometry2DOrigin;
         }
     }
 }
\ No newline at end of file
Index: DamTools/LayerOnSlopeTool/trunk/src/Deltares.LayerOnSlopeTool.Io/IoModel.cs
===================================================================
diff -u -r3117 -r3132
--- DamTools/LayerOnSlopeTool/trunk/src/Deltares.LayerOnSlopeTool.Io/IoModel.cs	(.../IoModel.cs)	(revision 3117)
+++ DamTools/LayerOnSlopeTool/trunk/src/Deltares.LayerOnSlopeTool.Io/IoModel.cs	(.../IoModel.cs)	(revision 3132)
@@ -23,6 +23,14 @@
 {
     public class IoModel
     {
-        
+        public ModelType CalculationModel { get; set; }
+
+        public ShearStrengthType ShearStrength { get; set; }
+
+        public bool Probabilistic { get; set; }
+
+        public SearchMethodType SearchMethod { get; set; } 
+
+        public GridPositionType GridPosition { get; set; }
     }
 }
\ No newline at end of file
Index: DamTools/LayerOnSlopeTool/trunk/src/Deltares.LayerOnSlopeTool.Io/FillIoDamMStabDocFromXml.cs
===================================================================
diff -u -r3122 -r3132
--- DamTools/LayerOnSlopeTool/trunk/src/Deltares.LayerOnSlopeTool.Io/FillIoDamMStabDocFromXml.cs	(.../FillIoDamMStabDocFromXml.cs)	(revision 3122)
+++ DamTools/LayerOnSlopeTool/trunk/src/Deltares.LayerOnSlopeTool.Io/FillIoDamMStabDocFromXml.cs	(.../FillIoDamMStabDocFromXml.cs)	(revision 3132)
@@ -32,9 +32,19 @@
         {
             var ioMStabDamDoc = new IoMStabDamDoc();
             TransferGeometryCreationOptions(xmlDamMStabDamDoc.tnsPrefixDamMStabInput.tnsbPrefixGeometryCreationOptions, ioMStabDamDoc.MStabInput.GeometryCreationOptions);
+            TransferModel(xmlDamMStabDamDoc.tnsPrefixDamMStabInput.tnsbPrefixModel, ioMStabDamDoc.MStabInput.Model);
             return ioMStabDamDoc;
         }
 
+        private static void TransferModel(tnsbPrefixModel xmlModel, IoModel ioModel)
+        {
+            ioModel.CalculationModel = xmlModel.CalculationModel;
+            ioModel.GridPosition = xmlModel.GridPosition;
+            ioModel.Probabilistic = xmlModel.Probabilistic;
+            ioModel.SearchMethod = xmlModel.SearchMethod;
+            ioModel.ShearStrength = xmlModel.ShearStrength;
+        }
+
         private static void TransferGeometryCreationOptions(tnsbPrefixGeometryCreationOptions xmlGeometryCreationOptions,
             IoGeometryCreationOptions geometryCreationOptions)
         {