There are slobs and snobs in every community and at all income levels. People are pretty much the same everywhere. You don't have to travel to the Hamptons to encounter that sort of behavior.
Reno has some of the largest per-capita mobile/manufactured/trailer home living concentrations in the US of A. None of it is any different than the above link Bub provided (perhaps, though, less money and typing and more slaughtering of the English language in person, mixed with meth, pitbulls* and guns).