This is the ugly truth: the majority of HVAC failures occur because someone missed a step. Failed to calculate the load properly. Used undersized equipment. Misjudged the insulation needs. We have fixed dozens of these failures. And each and every time, we remember another lesson. Like in 2017, when we began adding WiFi controls to each system. Why? Because Sarah, our senior tech, got sick of watching homeowners lose money on inefficient temperature settings. Now clients save hundreds yearly.