>Rank 1 and 2 = Normal users group
>Rank 3 and 4 = Checked users group
>Rank 5 and 6 = Friend group
>Rank 7 and 8 = Advisers group
>Rank 9 = Moderators group
>Rank 10 = Administrators group

For Rank up you need:
-Do something good for the Clan!
-Participate in the forum!
-Invite some friends (see index in topic "Friends Invite").
-Play games with members of Clan.