Originally Posted by rconti
honestly, I think I'd put the car cover on even if the car wasn't totally clean (just not over sand).
There WILL be sand. In fact, the cover itself will end up caked with sand which will inevitably end up between the cover and the paint. I wouldn't use a cover unless you could ensure it was 100% clean every time you went to put it on the car. Covers often do more harm than good.