Check out the lean startup movement, in particular the book Running Lean: https://www.amazon.com/Running-Lean-Iterate-Plan-Works/dp/1098108779 https://www.amaz

Check out the lean startup movement, in particular the book Running Lean: https://www.amazon.com/Running-Lean-Iterate-Plan-Works/dp/1098108779 https://www.amazon.com/Running-Lean-Iterate-Plan-Works/dp/10... I found it really helpful.