-Be able to play without monitors, just in case there's a problem, or in case someone's an idiot.
-Show up early.
-If you're on first, you can set your drums up on stage right away, otherwise get everything on their stands and such off the stage and be able to quickly put them up, then when you're done, get everything off the stage as quick as you can, everything still on the stands, then disassemble only when the stage is clear.
-Offer to help the other bands, and the sound guy, but if you don't know what you're doing, don't.
-have a hole in your kick's resonant head, makes it way easier to mic.
-Make sure the sound guy can handle your kit before the day of, My first gig, the sound guy had only one kick mic... I play a double bass kit...
-Make sure your bandmates know how to help you with your stuff, and you know how to help them.