Shouldn't it be more like:
(0. Are we solving a pain / is there a market)
1 - "Will anyone pay for it?
2 - "Can we build something"
3 - "Can we turn a profit on each unit?"
4 - "Can we grow profitably and eventually cover our fixed costs?"<br>
(0. Are we solving a pain / is there a market)
1 - "Will anyone pay for it?
2 - "Can we build something"
3 - "Can we turn a profit on each unit?"
4 - "Can we grow profitably and eventually cover our fixed costs?"<br>