any activity in the real estate sector, in particular the purchase, sale and promotion of real estate, general construction and renovation of buildings, management and rental as well as import-export of electronic equipment and any related activity; the company may also carry out any financial, commercial and industrial activity directly or indirectly related to its purpose, create branches or subsidiaries in Switzerland and abroad, participate in all companies having a direct or indirect relationship with its purpose, grant loans or guarantees to shareholders or third parties, if it serves its interests