When David Oreck started selling Oreck vacuum cleaners weighing less than 9 pounds in the 1970s, rivals scoffed that anything that light must be flimsy. Mr. Oreck, a self-trained master marketer of ...

If you’ve been on the hunt for an affordable vacuum that doesn’t skimp on performance, you’re in luck. Meet the Shark Navigator, an ultra-popular upright model that boasts over 80,000 five-star ...