Angela Lei has over 25 years of experience in the travel industry. She started her career in 1987 working in reservations at Continental Airlines, and later served as an executive travel agent for major corporations. Angela has experience mentoring and training travel agents. She is now an instructor providing an online travel agent course to introduce students to the industry. The course overview includes major airport and airline codes, geography, time zones, and how to use the Sabre Global Distribution System to sign on and sign off.