In the past decade, the number of Light Sport Aircraft (LSA), hang-gliders, paragliders and their motorized versions has increased significantly.
- Inadvertent flight into unapproved airspace
- Inadvertent flight into IFR conditions
- Malfunction or failure of consumer-level avionics utilized in such vehicles
- Loss of control of such aircraft due to inadequate training in unusual attitude recovery
These light sport aircraft are restricted from certain airspace and may be piloted by people lacking basic knowledge of the airspace structure.