I'd recommend checking out The Entrepreneur's Guide to Customer Development: http://custdev.com http://custdev.com - It's a very practical guide to the first pa

I'd recommend checking out The Entrepreneur's Guide to Customer Development: http://custdev.com http://custdev.com - It's a very practical guide to the first part of customer development and complimentary to Steve Blank's book and Eric Ries's Lean Startup Principles. I recommend it to every entrepreneur that I talk to (which ends up being hundreds a year!)