Whether you're working in the automobile industry or HVAC services, there will be times when you have to attend a trade show to promote your products and services. And yes, plenty of buyers will be there, too. So, it's in your best interest to get your trade show design right. Remember, people come to trade shows for a variety of different reasons. As long as you can answer a customer's questions, you can make positive strides in making a good impression. Here are three important rules for a great trade show display that lingers in customers' minds.