Fly a total of 100 km.
Fly a total of 500 km.
Fly a total of 1,000 km.
Complete your first order.
Complete your first illegal order.
Buy your first plane upgrade.
Buy a second plane.
Acquire all three planes.
Land for the first time!
Buy all the upgrades for a plane.
Buy all the upgrades for every plane.
Land in the hanger and switch off your engine.
Fly ten loop-the-loops in the course of your career.