You can try what the 37signals guys recommend at http://gettingreal.37signals.com/ch06_From_Idea_to_Implementation.php http://gettingreal.37signals.com/ch06_Fro

You can try what the 37signals guys recommend at http://gettingreal.37signals.com/ch06_From_Idea_to_Implementation.php http://gettingreal.37signals.com/ch06_From_Idea_to_Implement... 1. Brainstorm 2. Paper sketches 3. HTML + CSS mockup 4. Code