42 Software as a service (SAAS) services featuring software for use in preparing proposals, preparing service tickets, scheduling appointments, calculating HVAC equipment loads, and processing payments in the HVAC field; software as a service (SAAS) services featuring software for management of HVAC service businesses; providing technical support for businesses of others in the HVAC industry, namely, providing temporary use of online non-downloadable customer relationship management software for managing proposals and bids, service tickets, parts orders, dispatch of service professionals, inventory, and customer service questionnaires; providing digital tools, namely, providing temporary use of online non-downloadable software tools for customer relationship management software for managing proposals and bids, service tickets, parts orders, dispatch of service professionals, inventory, and customer service questionnaires for HVAC industry professionals to facilitate business growth