Abstract: An online HVAC purchase system is provided. The system allows a consumer or user to select a new HVAC system suitable for the user's home or building, select a contractor and purchase the unit and contractor services independently. The system includes a computer server and a user computing device coupled together, wherein the user computing device operates a web browser to access the system. The computer server is programmed to step the user through a series of filtering questions in order to identify automatically an appropriate new HVAC unit for purchase by the user and installation by the contractor.

Abstract: A device and method of use for monitoring, supervising, and directing service technician activity (“STA”) is provided. The invention includes an apparatus and a process employing the apparatus. The apparatus includes a service technician component and a remote user component, which can be utilized simultaneously by one or more remote users to visualize the service field and interact in real time with the service technician. The process in combination with the apparatus provides a means for greatly enhanced involvement of one or more interested parties with the STA, regardless of the location and physical/environmental conditions at the site of the STA.