Flight-alternatives was create to design and to develop technical and technological concept for aeronautical and spatial innovations or for the optimization of the current technology and organizational solutions, including the production and the exploitation.Currently, the entity of about ten people, communicates and looks for industrial and financial partners to developp the inventions of the propeller hypersustentateur and of these applications FlightCab, FlightHero and FlightCoach.FlightCar is an air taxi able to vertical take off and landing and able to transporting from 1 to 2 passengers.FlightHero is a new application for fast intervention, which possesses almost all the capacities of the helicopter, for an operating cost much closer to the ambulance.Flight Coach is a small regional model able to landing and taking off on distance equivalent of a soccer field or a parking lot of supermarket in full city center, a kind of air bus of the future.