The best part of what they sell is synthetic urine, twice it has worked, I would suggest using the hand warmer 1 hours before your appt. activating it, don't wear shorts, cargo type pants, use the rubber band to rap around is essential, most places now take your temp, fill out the paperwork and your gonna sit, they ask you to wash your hands before, put your wallet, keys in a lockbox, keep the container in your front pocket and act casual,, no search and seizure, then they give you 5 minutes in a bathroom, don't run the water, don't flush the toilet, insert the tube in and wait, there is a test strip that tells temp to 100 deg, wait it out, initial what they tell you, you're all set, some companies require a breathalyzer before the pea, remember that, thanks to the staff, Starts with a T used to love the sandwich's, these people are on the game, I'm medical, explain that to a new company, thanks guys