As holiday buying heats up, the growing consumer practice known as showrooming - when customers visit a retailer to check out an item, only to buy it later online - can challenge many retailers. We get it. Showrooming might seem like a difficult obstacle to overcome. But retail done well, especially with thoughtful merchandising and knowledgeable sales staff that represent your brand, should be rewarding for both shoppers and your bottom line. So, how can you embrace challenges like...