For help with the trading system or market basics, please take a look at the Trading Resources.
Also, keep an eye out for the question-mark-shaped help links (?) next to almost every form on FACTSim.
FACTSim Help Topics:
F.A.Q. (Frequently Asked Questions)
Opening a Position
Closing a Position
FACTSim Bug Submission Form
FACTSim Known Bugs List
To Do List