Entrepreneur Tools
Edtech Handbook: Launch an edu startup
Startup Elements (via Rock Health): Curriculum for their Healthcare IT incubator, but there is some useful general info about Boards, Legal, etc…
Answers.OnStartups: Q&A site for entrepreneurs looking to start or run a new business
Stanford eCorner: This site has tons of resources, including a great structure for your entrepreneurial pitch/plan (Guy Kawasaki video)
VentureBeat: Entrepreneur Corner is where VentureBeat collects advice, how-tos, case studies and other useful, actionable business information for startup companies and the entrepreneurs who are behind them.
Blogs:
Both Sides of the Table (Mark Suster)
Books:
The Four Steps to the Epiphany, Steve Blank
Lean Startup, Eric Ries