1) Collect your ideas. 2) Ask: "which one addresses the most user pain?" 3) Do that one. 4) Put the leftover ideas in a "maybe later" pile. 5) To maintain

1) Collect your ideas. 2) Ask: "which one addresses the most user pain?" 3) Do that one. 4) Put the leftover ideas in a "maybe later" pile. 5) To maintain focus, any new ideas that come along should also go into the "maybe later" pile. 6) Profit! ;)