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.
Both Sides of the Table (Mark Suster)
The Four Steps to the Epiphany, Steve Blank
Lean Startup, Eric Ries