futs, so you can get in and out 24hrs a day.. NQ, YM whichever. (by the way this is your new boss and your fired!!!, hahaha)
Set up another brokerage account and give them the account details of the one you don't wish to trade with. Unless you were involved in some sort of major federal investigation, there is no way they could find out about the other brokerage account.
Once you graduate from only paper trading you'll learn about something called a 1099 and who, besides you, receives a copy of it.
6E or EUR cash. Best time is 3am-cereal/eggs and bacon time (ET). And it is so active too that you don't have to swing it but daytrade it pretty good during those few hours.