Abstract: There are disclosed a method and a device for operating a fuel distribution system having a coordination center, unmanned self-service gasoline stations with fuel reservoirs and gasoline supply vehicles, the method comprising the steps of periodically determining the available amounts of remaining fuel in the fuel reservoirs; determining the present positions and fuel levels of supply vehicles; and generating an optimized delivery path for each of said supply vehicles on the basis of said determined available amounts of remaining fuel in the fuel reservoirs, said present positions and said fuel levels of said supply vehicles. Further there is provided an unmanned self-service gasoline station and a method for operation and a system.