“A penny saved is a penny earned,” my mother used to say. She’s always been a thrifty shopper and a bargain hunter. “Pennies add up,” she’d say, but for years I scoffed at the idea. But my resistance ...

ST. LOUIS — Maybe you’re looking for a bargain or just don’t need something brand new. The marketplace for used appliances is huge, with online selling platforms like eBay, Facebook, and Craigslist ...