Two things:

* User views its devices, from a /manage index link
* Yavsc.Server resurection

Yavsc.Server/Models/Musical/MusicalPreference.cs

@@ -0,0 +1,22 @@
+
+using System.ComponentModel.DataAnnotations;
+
+namespace Yavsc.Models.Musical
+{
+
+    public class MusicalPreference   {
+    
+    [Key]
+    public string OwnerProfileId
+    {
+        get; set;
+    }
+
+
+    public int Rate { get; set; }
+    
+    [Required]
+    public long TendencyId {get; set; }
+  } 
+
+}