In several regions, the summer of 2021 was the warmest ever recorded, by various agencies across the world. And the previous seven years were the warmest summers on record in the United States. That increased and persistent heat results in the HVAC Home Auditor being used, for an extended period of time each day, and for a prolonged time frame overall. As a result, there were more HVAC problems during the peak HVAC season in 2021. This has shifted focus towards HVAC Contractor and innovations in this field are being welcomed across the globe. At a time when the world is figuring out how to minimize the effects of global warming, smart and intelligent solutions are paving the way toward better HVAC practices.