292. The Société may organize, possess and administer, within its territory, the transport system existing on 1 January 1970 and known as the “Metro” and, for such purposes, it may:(a) purchase, take on lease or use all servitudes, rights of way or immoveables needed for the operation of the Metro and take on lease or use all temporary rights on immoveables necessary for that purpose;
(b) regulate the use of space in and above the Metro lines;
(c) allow, upon payment of rental, and regulate or prohibit, the erection and use of sign-boards and signs in the Metro lines and above such lines;
(d) rent space in the Metro stations or elsewhere in its lines for any business which it may determine; regulate the use of showcases and display windows in such establishments;
(e) acquire, possess and carry on itself any business in the locations described in paragraph d;
(f) build, possess and operate means of access to the Metro inside commercial or other establishments and on private lots; acquire servitudes and rights of way for such purpose by mutual agreement or by expropriation.