When passengers fly, airlines provide several methods of check-in. Check-in options are provided online, at the ticket counter (with a human), or kiosks. Use the Internet to locate airport kiosk page of one major airline (such as United’s Airport Kiosks page). Describe the key factors that constitute a user-friendly check-in experience. Examine the major design flaws and features of the airline you researched. Recommend one feature you would like to add or eliminate.