You have Diffrent ranks as more you post you're rank will change, But you also have positions on the website.
Like Nodder Official Nod69 member Moderator Server admin Reporter etc
They all have their speciality's the one more then the other... Official Nodders can look into the Nod69 section. Moderators change topics etc. Server admins have a higher count in opinion votings same counts for Reporters do in the ban sections, Like if you report a lot of Cheaters you will get the groupname Reporter
