1) Get a dark blue or black sheet.
2) Cut eyeholes in the sheet.
3) Get a few ledlights that brightly light, to use as flashbangs.
4) Wear Black Socks.
5) Bring butter, or brown town lube.
6) Try and get a sheet that you can use to blend in.
7) Try and make a homemade ghillie suit out of a jumpsuit that has a hood.
8) Silence is not a virtue. Make sure to breath silently.
9) If you hop a fence, make sure to toss one ledlight over if someones chasing you.
10) Disguise yourself as all gray and jump into a metal trashcan if its cleared out.
I hope these tactics can help you.