I've done some of the Maritz audits, but for a different brand than you've indicated. I didn't find them to be hard, just be sure to take plenty of pictures so you don't have to do any gobacks.
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Have PV-500 & willing to travel.
"Answers are easy. It's asking the right questions which is hard." (The Fourth Doctor, The Face of Evil, 1977)
"Somedays you're the pigeon, somedays you're the statue.” J. Andrew Taylor
"I have never met a man so ignorant that I couldn't learn something from him." Galileo Galilei