For a lot of people, when their HVAC units stop working, they hire HVAC technicians to fix their heating and cooling systems. For most people, this is the best plan of action for them. They don’t know how to work on any type of HVAC unit, and they aren’t mechanically-inclined enough to be able to figure out how to fix their HVAC units on their own anyways. However, for me, I think that hiring an HVAC technician is a huge waste of money. Sure, when you hire an HVAC technician, you are still hiring someone who knows what they are doing, and they will definitely make sure that your HVAC units are working when they leave. For me, the reason that I don’t like HVAC companies is that they charge too much money for the work that they do. I understand that the skill of an HVAC technician is valuable, but I hate to spend that much money on something. That is why I learned how to fix my own HVAC unit. I can learn a lot from reading books and watching videos on HVAC repair, and I have been fixing things since I was a kid. Since I have all the tools and the time to do it, it seems like a waste to hire an HVAC technician to do what I could eventually learn how to do. With this mentality, I have been able to keep my HVAC unit running in our house for a long time. Sure, there are times when it takes me a few days to figure out what is wrong with our HVAC units, but I always figure it out. I have also saved a lot of money over the years.