Now Playing: 08-28-12 Marketplace

A new report out today says that America's big auto plants are operating at more than 100 percent capacity -- an impressive comeback from just a few years ago. Home prices are going up and even the hardest-hit cities are seeing a rebound. Weather is becoming a major business. The Postal Service has approved a junk mail discount plan. Kai Ryssdal talks to a small business owner in Tampa, Fla., about how the Republican convention is affecting her business. Senior producer of personal finance Paddy Hirsch discusses consumer confidence versus consumer sentiment. And reporter David Gura takes a road trip to see how Florida is faring after the housing boom collapsed.