These posts are a summary-level intro to Steve's book http://www.amazon.com/gp/product/0976470705?ie=UTF8&tag=...
I bought my copy of Steve Blank's book through cafepress.com, and it was $10 cheaper: $29.99 instead of Amazon's $39.99. Get it for cheaper here: http://www.cafepress.com/kandsranch.58024175