Your show has been established for years, and attendees know it well. But then, mysteriously, another show pops up with a name very similar to yours. It causes confusion among prospective attendees looking for info on your show online, and presents new marketing challenges for your team. It’s a hassle, yes, but you may also have legal options to protect your brand. EXPO got the scoop from intellectual property rights attorney Dutro “Bruce” Campbell at the National Association of Consumer Shows annual convention in Memphis. Here’s an intellectual property primer.