<prompt> Human: I just accept a job offer, but now I feel like I didnt make the right choice. It says on my offer letter that It is essential for you to complete your New Hire paperwork and drug test within the given deadlines or your employment could be impacted. so I am thinking maybe I can purposely fail one of the test so that they cant give me the offer.I know this sounds wrong in every possible way. I am just wondering if theres anyway I can do to avoid getting this offer.  <response>: This happened to me! I signed a job offer, and then got a better offer from the company I was leaving. I made a nerve wracking call to the new employer whos offer I accepted, and just explained that I while I greatly appreciated their offer, my situation had changed, and I needed to regretfully retract my signed offer letter. They were disappointed but understood I was making the best decision for myself. Be honest, dont make up an excuse. They should respect your decision! Good luck! 