Providing on-line catalog and ordering services via a global computer information network for contractors in the heating, ventilation, air conditioning and refrigeration industry for ordering from vendor catalogs; providing directory information via a global computer information network whereby heating, ventilation, air conditioning and refrigeration contractors can be linked to vendors to order products online; providing customized customer assistance services via a global computer network for heating, ventilation, air conditioning and refrigeration contractors for linking to customer inquiries for contractor services; and, providing referral and directory information about the location, selection and hiring of licensed contractors in the field of heating, ventilation, air conditioning and refrigeration by means of a global computer network; providing a web site at which registered users can offer goods for sale and buy goods offered by others; providing an on-line searchable web site providing information to registered users about current books and videotapes on the topics of heating, ventilation, air conditioning and refrigeration; linking registered users to a web site where such books and videotapes can be purchased; providing on-line directory information services for heating, ventilation, air conditioning and refrigeration contractors also featuring hyperlinks to other web sites; providing on-line directory listing services for heating, ventilation, air conditioning and refrigeration contractors; online advertising and marketing services provided to registered heating, ventilation, air conditioning and refrigeration contractors; providing customer referrals to registered heating, ventilation, air conditioning and refrigeration contractors; providing of internet links whereby registered heating, ventilation, air conditioning and refrigeration contractors can access benefit and discount programs, namely, special discount and promotional programs for HVAC supplies; promoting the goods and services of others by providing a web site featuring coupons, rebates, price comparison information, product reviews, links to the retail web sites of others, and discount information; conducting business polls and surveys of registered heating, ventilation, air conditioning and refrigeration contractors and making the results available to registered users of an associate website; soliciting and posting resumes from individuals seeking employment in the heating, ventilation, air conditioning and refrigeration fields and making these available to registered heating, ventilation, air conditioning and refrigeration contractors; providing on-line registration services for selected events related to the field of heating, ventilation, air conditioning and refrigeration in specified geographic areas

Providing financial information via a global computer information network for goods and services in the heating, ventilation, air conditioning and refrigeration industry by providing links to lenders' websites; providing of internet links whereby registered heating, ventilation, air conditioning and refrigeration contractors can access benefit and discount programs, namely, special financing programs

Providing information in the field of heating, ventilation, air conditioning and refrigeration, namely, providing information about the installation, operations, repair and maintenance of heating, ventilation, air conditioning and refrigeration systems and equipment by means of a global computer network; and providing an on-line electronic database on a global computer network for contractors in the heating, ventilation, air conditioning and refrigeration industry to obtain information regarding the installation, maintenance and repair of HVAC equipment

Providing access to a global computer information network so customers can be linked to websites or email addresses of contractors in the field of heating, ventilation, air conditioning and refrigeration; providing on-line chat rooms for registered users for posting individual personal and professional profiles, for the transmission of messages and information concerning heating, ventilation, air conditioning and refrigeration topics and for the purpose of creating a mechanism for social networking between registered users; providing on-line forums for transmission among registered computer users concerning heating, ventilation, air conditioning and refrigeration and for transmission of messages and photographs concerning information about personal and professional events and milestones; and providing on-line access for registered heating, ventilation, air conditioning and refrigeration contractors to business forms and templates, to a contact management system, where contractors can store and manage all their consumer contacts, and other business tools available from third party providers

Providing information to registered heating, ventilation, air conditioning and refrigeration contractors concerning upcoming conferences, seminars and workshops related to the field of heating, ventilation, air conditioning and refrigeration in specified geographic areas; providing an on-line reference library containing technical and industry information in the HVAC field; and entertainment services, namely, providing webcasts prepared and recorded by industry leaders in the field of HVAC equipment