As No One has responded, I give what I found as useful.
http://www.microsoft.com/sql/technologies/security/webcasts.mspx
I also found that books online and sys.fn_builtin_permissions as usefull. The function accepts one parameter which could be null
G.R.Preethiviraj Kulasingham MCITP: DBA
http://preethiviraj.blogspot.com/
Plan Your Work and Work Your Plan!