Discovered Pages
[Discover] Shawn Hargreaves Blog : SpriteBatch and renderstates http://blogs.msdn.com/shawnhar/archive/2006/11/13/spritebatch-and-renderstates.aspx
(xna spritebatch graphics programming) 
[Discover] Re: Write your own SpriteBatch 101 (long:code included) - MSDN Forums http://forums.microsoft.com/MSDN/ShowPost.aspx?PostID=922058&SiteID=1 (xna spritebatch)