We stayed one night at a Flyin J in southern Ky.
There are still five or six parking places expressly for RVs out front.
It was our first time out and we asked.
We missed our exit for our reservation and it was late and getting cold.
The noise of ever minute or so, of Driver or Ticket number such and such, your shower is available, drove us nuts and we didn't get a whole lot of sleep.
used the furnaces and were toasty.
No one would have even taken notice if we had run the generator and heat pumps.
The only downside was the noise and lights.