Let me share the ugly truth: nearly all HVAC failures happen because someone skipped a step. Didn’t calculate the load properly. Used undersized equipment. Misjudged the insulation needs. We’ve fixed hundreds of these failures. And each time, we remember another learning. Like in 2017, when we began adding WiFi controls to each system. Why? Because Sarah, our senior tech, got sick of watching homeowners waste money on bad temperature control. Now clients save 20-30% yearly.