Quote Originally Posted by jeffman
No, Besides temperature I know of no one who failed for any other reason. Good luck.
Thanks to jeffman and killerweed420 for your help.

I did find 1 guy that failed with qf 4.0 and he even posted the letter from the testing agency (on marijuana.com forum), but he was in Canada and a guy name lew scannon said that the testing was not legal in the US.
iConfidential Reviewed by iConfidential on . Quest Labs and Quick Fix 4.2 So I got offered a job that requires a UA at Quest Labs. Originally I was planning on going with the dillution method as in the sticky. However, after much reading on this board, and the fact that I will only have been clean for about 8 days, I am thinking that QF is a better, safer way to go. I already ordered my QF 4.2 a few days ago and I got it yesterday. I am pretty confident that after some practice I should be able to nail the temperature. My only concern is that there will not be Rating: 5