Classified real estate listings of apartment rentals and housing rentals; Lease of real estate; Leasing of real property; Management of buildings; Providing a database of information about residential real estate listings in different neighborhoods and communities; Providing a database of residential real estate listings within neighborhoods and communities specifically identified by users; Providing an Internet website portal offering information in the fields of real estate concerning the purchase and sale of new and resale homes and condos; Providing information in the field of real estate; Providing information in the field of real estate via the Internet; Providing real estate listings and real estate information via the Internet; Providing real estate listings via the Internet; Real estate appraisal and valuation; Real estate consultancy; Real estate consultation; Real estate listing; Real estate listing services for housing rentals and apartment rentals; Real estate management consultation; Real estate management of vacation homes; 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, property management services for condominium associations, homeowner associations and apartment buildings; Real estate services, namely, rental of short-term furnished apartments; Real estate services, namely, rental of vacation homes; Real estate services, namely, rental, brokerage, leasing and management of commercial property, offices and office space; Real estate services, namely, vacation home rental management services; Rental of real estate; Residential real estate agency services