Heheheh, I get that one all the time. I also get a lot of:

Them: (Looks at bill) $$$ nightly rate, 6% sales tax...2.12% RESORT IMPACT FEE?!
Me: Yes, that's the resort tax required by state law. All states enforce required resort taxes. Wyoming's resort tax is actually mush lower than-
Them: I'm not paying an extra 2.12% for something I can barely pronounce!
Me: I apologize for the inconvenience, but it's a legal requirement, dictated by the state government.
Them: But why should I have to pay that extra 2.12%?!
Me: Because if you don't, I call the police and let them straighten this out for us.
Them: Oh. Well. Okay. Nevermind.


Because putting up with that bullshit is simply the price I pay for getting paid to play Gameboy for the majority of my shift.