Is your house cluttered? If you answered "are you kidding?" you're not alone. I have what I call a horizontal filing system--stacks of papers, magazines, photos, lists, and catalogs that cover almost every table and countertop in my house. It's a constant battle, and it's one I wage in minutes stolen between naps, meals, and play. If you're not sure where to start in your home, try one of these quick ways to battle the clutter.