Term sheet is one of the most important piece of documents and entrepreneur needs to carry along when meeting with his VC. Fred Wilson is one of the most respected VC's in Silicon valley and today in his post he wrote about the Ideal First round term sheet.
http://www.avc.com/a_vc/2009/08/the-ideal-first-round-term-sheet.html
While going through the comments I found another useful link for the term sheet