Key question: Do I have a problem worth solving?
The first stage is about determining whether you have a problem worth solving before investing months or years of effort into building a solution.
While ideas are cheap, acting on them is quite expensive.
A problem worth solving boils down to three questions:
Is it something customers want? (must-have)
Will they pay fo...
Problem to solve
Share this highlighthttp://www.safaribooksonline.com/a/running-lean-2nd/70602/