Julie Warpool began her career with ADT Automotive in 1991 in the Information Systems department. In 1994 she began overseeing the ADT LION project, and a year later was promoted to Manager of Special Development. Warpool oversaw the patent process for the Electronic On-line Motor Vehicle Auction and Information System in 1997. Following the Manheim Auctions acquisition of ADT Automotive in 2000, she was named Software Development Manager for Manheim Interactive, a position she held until being promoted to director of Information Technology for Remarketing Solutions.