Right, may as well go through the finer things if you want to get an understanding of it all.

#1 - Account Creation
#2 - Character Creation
#3 - The HUD
#4 - Chatting
#5 - Controls + Keybind
#6 - XIV / MMO Terminology
#7 - Classes
#8 - Actions
#9 - Commands / Systems
#10 - Gathering
#11 - Crafting
#12 - Jobs
#13 - Unlocking All The Things
#14 - Leveling up to 15: Things Worth Knowing
#15 - Leveling up to 30: Things Worth Knowing
#16 - Leveling up to 50: Things Worth Knowing
#17 - Leveling up to 60: Things Worth Knowing
#18 - Golden Saucer
#19 - ???
#20 - Profit

Post example questions and start your post with "#1" or "#2" or whatever. Maybe with all of us asking / answering questions we can come up with a half-decent FAQ.