Real estate brokerage; real estate services, namely, real estate acquisition services, real estate listing services for the housing rentals and apartment rentals, real estate multiple listing services, real estate valuation services, real estate consultation;[ real estate equity sharing, namely, managing and arranging for co-ownership of real estate;] real estate investment; real estate listing; real estate management; real estate management consultation; real estate rental services, namely, rental of residential housing;[ real estate services, namely, providing online questionnaire to help users determine the best neighborhoods and communities suited to their individual needs and preferences; real estate time-sharing;] providing a database of information about residential real estate listings in different neighborhoods and communities; providing information in the field of real estate by means of linking the web site to other web sites featuring real estate information; providing real estate listings and real estate information via the Internet