IF done correctly it should be TAXES. Particularly if marked to market. If not correct, LOSSES. Commissions should be more akin to postage stamps. IF not, a reflection of over-trading. Do your brokers send you lavish Christmas and birthday presents? They should be.
Another classic, and you deleted: Imagine TWO RETARDED NEW QUOTES in one post...this is our lucky day!
If he's a good trader.... Coke and hookers.... If he's a bad trader.... Crack and crack hoes.... Just my .02 Good Luck!