Check your ego at the door. Do some sketches. Have some conversations with friends and other people about the idea. Focus on initial reactions and gut feelings.

Check your ego at the door. Do some sketches. Have some conversations with friends and other people about the idea. Focus on initial reactions and gut feelings. Sleep on it. Wait a week. See if it's exciting after a week. Do some more paper prototypes. Sleep on it. Wait a week. Compare both sets of sketches. Focus on common elements. Write something down. Get advise from domain experts. Sleep on it. Wait a week. Have some potential users do some sketches. Compare with your sketches. Focus on common elements. Sketch some more. Learn Ruby or Python. If you don't know HTML / CSS use Photoshop and send it to a company like XHTMLIZED. Use Rails or Django. Host it in the Cloud, preferably with Engine Yard or Heroku. Use MySQL. NoSQL will come soon enough. Review all of your sketches. Test it. Ship it. Check your ego at the door.