U have click the button on top which says (clans). After that, u have to sign an application.... u need to know which clan u want to go. If u wanna get in a good clan, u have to get tested.... if u get accepted, u will recieve an invitation by the leader of the clan.. Accept it if u wanna join the clan. If u dont wanna join the clan, then decline the invitation.
-----
Guys plz, can u plz not interupt... I am talking to DedSec..