business development services and business execution in the nature of business strategic planning services in the field of real estate brokerage services; customer relationship management; disaster relief services, namely, organizing and coordinating the procurement and distribution of food; donations, clothing donations to those in need during natural disasters, and organizing and coordinating volunteers to assist those in need during natural disasters; franchising, namely, offering technical assistance in the establishment and/or operation of real estate brokerages; on-line retail store services featuring books; providing a website featuring business information; providing sales and purchase information in the field of real estate for the purchase and sale of residential real estate; real estate marketing services and business management of real estate brokerage firms; real estate sales management, marketing, and advertising services; sale promotion services