to prepare, finance and carry out any operation and provide all services and performances related to real estate and construction in general; it may in particular carry out any transaction in the field of purchase, sale, brokerage, exchange, rental, construction, financing, management of built properties or land, with or without accessories; in this context, it may participate in all financial operations and transactions that are intended to develop the purpose of the company; for any acquisition of properties, the company is limited to properties with strictly commercial use (cf. statutes for complete purpose).