A) Find the one you are most passionate about with a clear value proposition. B) Make sure there is a wave you are riding, i.e. potentially disruptive platform

A) Find the one you are most passionate about with a clear value proposition. B) Make sure there is a wave you are riding, i.e. potentially disruptive platform or something that will put the wind at your back as you ride the waves with this business. C) Make sure there is a customer that wants this- their hair is on fire, doesn't matter if you give them a hose or a fire extinguisher. (whatusername is one example).