In anticipation of possibly full timing in retirement I am doing some playing with budgets. Other than the RV loan (no I can't pay cash, and no my home has not been an appreciating asset so a loan is ...
If one is going to spend a significant amount of time on the West Coast I would suggest looking at a TT Zone pass for a year to try the system. $500/yr for 30 nights of camping then each night after that is $3/night, 2 weeks in, 1 week out. We have both Southwest and Northwest Zones (got them during a special which they run seem to run each yr) and usually use them for ~60 nights during the spring/summer.