Introducing SignOn.org: Your Petition + MoveOn’s 7 Million Members = Brilliant
![](https://front.moveon.org/wp-content/uploads/2012/06/signon-140x70.jpg)
From demanding justice for Trayvon Martin to saving a small, beloved book store, Americans just like you are learning how to get a lot of people to sign on to their causes. Here’s how they did it (and you can, too):