A method of controlling a lift installation with at least one lift car, at least one lift control and at least one mobile apparatus, and a control system for a controlling a lift installation. A reporting device near the lift installation receives at least one activation signal from a transmitting/receiving device of a mobile apparatus. The reporting device activates in response to the received activation signal. At least one network address of a recognition device of a lift control of the lift installation is transmitted from the activated reporting device to the transmitting/receiving device of the mobile apparatus.