At the end of each summer, our part of town celebrates "stuff" - Grandma's unwanted china, T-shirts, board games. Odds and ends that fill closets, attics and garages. Technically, it is the annual Niles Antique Faire and Flea Market. Over time, it has become an area-wide yard sale. People wander by with backpacks, bags, strollers and wagons, searching for treasure. Treasure is unique to each shopper and thus the hunt. It is a festive time with huge crowds and street fare to tide them over. I often find at least one thing that I can't …