Real estate brokerage services; real estate brokerage franchise services, namely, offering technical assistance in the establishment and operation of real estate brokerage franchises; mortgage brokerage services; real estate agency services, namely the buying and selling of real estate as an agent for buyers and sellers; real estate services, namely, the operation of a real estate agency, the assisting of others with the purchase and sale of residential and commercial properties; the provision of information to individuals, real estate brokerages and other businesses about the Ontario area, in the field of real estate, namely information about neighborhoods, local businesses, entertainment, schools, public transportation, municipal taxes, and recreational facilities; computer services and on-line computer services, namely providing an online link to information and reference materials in the field of real estate and home buying information