I'm pretty sure its completely random. But I did read on the site that you could team up somehow. EDIT: Yup, they're planning on adding a team feature where you can party up with your friends.
Mkay...That's ****ed up. I can't allow you to take over the posts some how. Everytime I try to move the posts to your thread, I am automatically the creator. So ya... Just re-create the thread. ONE MORE ****ING TIME (not mad at you...), and I will just lock this one. ****...