In college, my dorm mates and I dreaded “white glove,” the once-a-semester deep cleaning that bordered on the ridiculous. You could get called back in for so much as a strand of hair in the shower. As a clean freak by nature, though, I appreciated the concept, and today, pride myself in keeping a clean house. Well, I thought I was keeping a clean house, until we decided to put it up for sale. All of a sudden, there was dust on the floorboards I’d never noticed before. Dust on the light fixtures in the bathroom. Hints of rust on the washer machine. Spill stains on the kitchen cabinets. Don’t…