System Specs.
What will the server set-up be?
What type of line will be used?
The Campaign
Will the world be persistent?
Who will be able to play?
How many people will be playing at once?
When will the servers be up?
What type of campaigns will you be running?
How will you be handling the passage of time in the game world?
Will TF be linked to other NWN worlds?
Characters
What range of characters will be allowed?
Can I play an Evil character?
How will D&D skills not present in NWN be handled?
Will Player vs. Player combat be allowed?
How will you be handling character death?
How many characters can I have in the TF campaign?
Will PCs be able to acquire or build castles, temples, inns etc..?
What happens if my character is permanently killed, or just isn't working out as I hoped? Do I get another character?
Players
How do I become a Player?
How will you deal with problem players?