Thinking of using RFID technology at your next event? Before you sign on the dotted line, find out: What on-site tech support does the company provide? One tech rep per 10 doorways is a good ratio. How secure is the encoding? Can the company guarantee that your information cannot be read by any rogue transceiver? What are associated costs, such as shipping and installation? To learn more about RFID, see Cheat Sheet: RFID in the February issue of EXPO Magazine.