Have you ever been given the impromptu offer to buy a crossbow from a random stranger? Has your life ever been threatened over $1.75 in quarters? Can you say that you have ever been so bored that sifting through broken glass and cigarette butts constituted an accepted pastime? Those are just a sampling of the many adventures that I had while working as an attendant at Speedee Car Wash in Milwaukee, Wisconsin. I also learned to never untie a plastic...