These are links to copies of Alexander Osterwalder’s Business Model Canvas and Value Proposition Canvas, along with the Lean Canvas developed by Ash Maurya.
Business Model Canvas – Template
Business Model Canvas Explained (Video)
Value Proposition Canvas – Template
Value Proposition Canvas Explained
Steve Blank’s Lean Launchpad Class on Udacity (covers the basics of the Business Model Canvas and the process of Customer Development)
The Best Next Thing 