Real estate marketing services, namely, on-line services featuring tours of residential and commercial real estate; Advertising of commercial or residential real estate; Providing interactive real estate website which promotes housing and apartment properties through offering prospective tenants video walk throughs, property descriptions, text, price, location, maps and other information that would be influential to a prospective tenant in making a rental decision; Real estate agency services; Real estate listing; Real estate acquisition services; Real estate appraisal and valuation; Providing real estate listings via internet; Real estate consultation; Real estate management consultation; Providing information in the field of real estate; Real estate management services; Real estate brokerage; Real estate investment services; Real estate services in form of providing physical access to available properties via remote call-in locking device; Rental of real estate; Providing a database of info about residential real estate listings in difference neighborhoods and communities; Real estate services, namely, providing online questions to help users determine best neighborhoods and communities suited to their individual needs and preferences