I have now sent you invites to the following communities:

ff_land -- main comm for news, rules, and updates
mythril_swords -- Soldier home base
heavenly_lances -- home base for your allies, the Dragoons
airship_lounge -- social/general discussion community
ultima_arena -- contest & challenge community
moogle_workshop -- fanwork-sharing community
ff_minigames -- random games & activities community

You can check your invites here. There are activities up already at ultima_arena and ff_minigames that you can participate in. Feel free to introduce yourself to your teammates at mythril_swords and update your info over at our member directory. Have fun! :)