diff --git a/OpenSim/Region/Framework/Scenes/SceneGraph.cs b/OpenSim/Region/Framework/Scenes/SceneGraph.cs
index f47450fbb3..03549d75a7 100644
--- a/OpenSim/Region/Framework/Scenes/SceneGraph.cs
+++ b/OpenSim/Region/Framework/Scenes/SceneGraph.cs
@@ -1720,6 +1720,8 @@ namespace OpenSim.Region.Framework.Scenes
         /// <param name="originalPrim"></param>
         /// <param name="offset"></param>
         /// <param name="flags"></param>
+        /// <param name="AgentID"></param>
+        /// <param name="GroupID"></param>
         protected internal void DuplicateObject(uint originalPrim, Vector3 offset, uint flags, UUID AgentID, UUID GroupID)
         {
             //m_log.DebugFormat("[SCENE]: Duplication of object {0} at offset {1} requested by agent {2}", originalPrim, offset, AgentID);
@@ -1734,6 +1736,9 @@ namespace OpenSim.Region.Framework.Scenes
         /// <param name="originalPrim"></param>
         /// <param name="offset"></param>
         /// <param name="flags"></param>
+        /// <param name="AgentID"></param>
+        /// <param name="GroupID"></param>
+        /// <param name="rot"></param>
         protected internal SceneObjectGroup DuplicateObject(uint originalPrimID, Vector3 offset, uint flags, UUID AgentID, UUID GroupID, Quaternion rot)
         {
             //m_log.DebugFormat("[SCENE]: Duplication of object {0} at offset {1} requested by agent {2}", originalPrim, offset, AgentID);
diff --git a/OpenSim/Region/Framework/Scenes/SceneObjectPart.cs b/OpenSim/Region/Framework/Scenes/SceneObjectPart.cs
index 3dac0ade0a..0c35eec533 100644
--- a/OpenSim/Region/Framework/Scenes/SceneObjectPart.cs
+++ b/OpenSim/Region/Framework/Scenes/SceneObjectPart.cs
@@ -1162,6 +1162,10 @@ namespace OpenSim.Region.Framework.Scenes
             set { _nextOwnerMask = value; }
         }
 
+        /// <summary>
+        /// Property flags.  See OpenMetaverse.PrimFlags 
+        /// </summary>      
+        /// Example properties are PrimFlags.Phantom and PrimFlags.DieAtEdge
         public PrimFlags Flags
         {
             get { return _flags; }