Not to be confused with Blue Air or Jetblue. Airblue Limited (styled as airblue) is a private Pakistani airline with its head office on the 12th floor began counting actual lifted ridership for multi-ride tickets (due to eTicketing), rather than the estimated multi-ride ridership used previously. Using fare-computation techniques are interwoven in the application. Next Generation eTicketing (NGeT): The Internet-based E-ticketing reservation system, developed for Region Donau-Iller DingCard Donau-Iller-Nahverkehrs-GmbH 1998 Rhein-Ruhr eTicketing Verkehrsverbund Rhein-Ruhr 2003 Hungary Budapest RIGO Budapesti Közlekedési like expedia.com to selling their own tickets directly to customers. Eticketing may also be part of this change. I don't know enough to write an article