classified real estate listings of apartment rentals and housing rentals; commercial and residential real estate agency services; lease of real estate; Leasing of real estate; leasing of real property; 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 by means of linking the web site to other web sites featuring real estate information; 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 listing; real estate listing services for housing rentals and apartment rentals; real estate multiple listing services; real estate procurement for others; real estate rental services, namely, rental of residential housing; real estate services, namely, providing online questions to help users determine the best neighborhoods and communities suited to their individual needs and preferences; real estate services, namely, rental of short-term furnished apartments; real estate services, namely, rental of vacation homes; real estate services, namely, rental of vacation homes, condominiums, cabins, and villas using pay per click advertising on a global computer network; real estate services, namely, rental, brokerage, leasing and management of commercial property, offices and office space