Apartment and office rentals; Apartment house management; Apartment locating services for others; Leasing of real estate; Real estate acquisition services; Real estate agency services; Real estate listing; Real estate management; Real estate management services; Rental of real estate; Commercial and residential real estate agency services; Leasing of apartments; Leasing of real estate in the nature of residential and commercial property; Management of apartments; Providing real estate listings and real estate information via the Internet; Providing a database of information about residential real estate listings in different neighborhoods and communities; Real estate management of retirement communities; Real estate management of home owners associations and condominiums; Real estate services, namely, condominium management services; Rental of real estate in the nature of residential and commercial properties