management and administration of real estate; provision, sale and leasing of residential, retail, commercial properties and land; real estate agency services; real estate services; agency and brokerage services relating to the purchase and sale of buildings and land including letting, leasing; management and administration of real estate, including land and property developments, commercial, industrial and residential buildings; advisory, consultancy and information services in relation to all of the aforesaid; all of the aforesaid excluding insurance services