Two things:

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

Yavsc.Server/Models/Musical/InstrumentRating.cs

@@ -0,0 +1,20 @@
+using System.ComponentModel.DataAnnotations;
+using System.ComponentModel.DataAnnotations.Schema;
+using Yavsc.Models.Workflow;
+
+namespace Yavsc.Models.Musical
+{
+    public class InstrumentRating
+    {
+        [Key(), DatabaseGenerated(DatabaseGeneratedOption.Identity)]
+        public long Id {get; set; }
+        public Instrument Instrument { get; set; }
+        public int Rate { get; set; }
+
+        public string OwnerId { get; set; }
+
+        [ForeignKey("OwnerId")]
+        public virtual PerformerProfile Profile { get; set; } 
+
+    }
+}