1. [[Bugzilla:Developers:Introduction|Introduce yourself on the developers mailing list]]
2. If you don't know what you'd like to work on, look at the [
http:// tinyurl. com/ 2mmepu list of bugs we've marked as being good for newcomers]. If you already know what you want to work on, first [https://bugzilla.mozilla.org/query.cgi?product=Bugzilla&resolution=---&format=advanced check if a bug has already been filed for it], and then check that bug's [[Bugzilla:Priority_System|priority]].
3. [[Bugzilla:Communicate|Get in communication with the Bugzilla developers]], and talk about what you want to do. This makes it easy for us to tell you "Oh, we're already working on that, you can help!" or "Oh, the best way to do that would be..."