Jets and Technic Air provide maintenance for Jet aircraft and smaller turboprop airliners. Modern jet aircraft have twice the fuel efficiency of the earliest jet airliners. It operated hundreds of helicopters and cargo aircraft in addition to civil airliners. Legacy aircraft as VIP transports and passenger airliners for troops. Autumn airline supplemented by three Boeing airliners. Microsoft introduced AI traffic in MSFS 2002 with several airliners and private aircraft. Airbus announced firm orders for both the A330 and A340 airliners. The BBJ designation denotes the business jets based upon the 737 series airliners. The 737 represents more than 25% of the worldwide fleet of large commercial jet airliners. This strategy has been continued on subsequent Airbus airliners. The A300 provided Airbus the experience of manufacturing and selling airliners competitively. For passengers used to propeller-driven airliners, smooth and quiet jet flight was a novel experience. The Airbus A350 XWB is a family of long-range, wide-body airliners developed by Airbus. The Airbus A220 is a family of narrow-body, twin-engine, medium-range jet airliners. The BBJ division offers 11 products derived from Boeing's airliners.