How can I ensure that no one will steal my million dollar idea?
1. Register it with the WGA.
2. Mail a certified copy of it to yourself and don’t open it.
3. Never, EVER let anyone in Hollywood read it! For that matter never let ANYONE read it.
Tip #3 is the only surefire way of ensuring that no one will every steal your idea. But for the most part it’s “submit and pray!”