I just tried to do some forum ranks. It is a test for now, i just try to keep everything to keep you motivated =) So i thought you should get a rank and more power for more posts. Means editing post even delete other posts and that stuff. You can become moderator or vault keeper for example. Maybe some prizes for the best post or funniest post. Dunno yet, just some ideas i got.
10 posts = Beginner
50 posts = Amateur
125 post = Novice
250 post = Semi Pro
500 post = Pro
So have fun guys i love ya =)