when TN went smoke free, my HD required me to put a No Smoking sign on the cart.
Granted not any bigger than 2″ across and stuck at the bottom corner of cart. Meet there requirements.
Go figure. On a Hot Dog cart. LOL
Now you got your Licence wait till you get the letters from the state. We just break out the popcorn and read for enjoyment. Some Duffus somewhere has done this and informing everybody else it is a NO-NO. I still love the one on all mobile units must have wheels.