Real estate brokerage; Real estate consultancy; Real estate consultancy rendered in virtual environments; Real estate consultation; Real estate investment consultancy; Real estate listing; Real estate listing services for housing rentals and apartment rentals; Real estate management; Real estate management services; Real estate multiple listing services; Real estate rental services, namely, rental of residential housing; Real estate service, namely, rental property management; Real estate services, namely, condominium management services; Real estate services, namely, rental of short-term furnished apartments; Arranging of leases and rental agreements for real estate; Commercial and residential real estate agency services; Leasing of real estate; Providing information in the field of real estate via a website; Providing information in the field of real estate via the Internet; Rental of real estate