Got a hankerin' for crinkle-cut watermelons, perfectly wedged apples, or artfully zested lemons? The Pampered Chef, a direct seller, provides more than 500 gourmet kitchen gadgets, cookware, cookbooks, and foodstuffs. It boasts some 65,000 independent sales reps who hawk their wares through in-home kitchen parties (à la Tupperware) throughout North America, Germany, and the UK. It holds 1...