my friend has probation and paroll.. and he takes tests every week while still smoken everyday. all he does is, grab a small lil container that has a pour spout thing... fills it with clean piss, heats it up with hot water, takes plastic wrap and wraps it around his lower stomach area. goes into the place and fills the cup up.. and he been doin this for a while now... also on days he dont got piss.. hell quit for 2-3 days, drink mad water and use detox drink the night b4 and the day of and he been good ever since