You'll have to know the industry you're jumping into very well so you can zero in on that one process that drives all the value, or find a small opening in the

You'll have to know the industry you're jumping into very well so you can zero in on that one process that drives all the value, or find a small opening in the moat that is the barrier to entry by knowing the industry inside and out. Also remember a startup has to have at it's core innovation, what are you going to do that the big guys can't? Maybe go make on demand ultra custom which makes their huge manufacturign investment a problem not a solution.