For use with slides in your best checking one out in person. Not only should you be able to gain entry, but acsess to the fridge and bathroom are important. Give up on slithering between the truck and camper.
As faR as finding quiet spots to rest on the road, if traditional choices like rest stops aren't availsable, I've have luck a couple of times pulling in with other parked vehicles overnight at closed service stations. Blend right in, usually well lite, and safe. This has helped when overestimating how long I can drive and needing someplace to sleep quick.
