If you live in the North, then I don’t have to tell you how important having a working HVAC unit is. Specifically, it is important to make sure that your heating system is working. I live farther north than anyone in the United States. Where I live, even the summer temperature never gets above 60 degrees. That means that you won’t find a house that has a central air conditioner around for hundreds of miles. However, you will never find a house that doesn’t have a heating system. In our area, the heating systems are left on throughout the entire year. There isn’t a day that goes by where you don’t need a heating system. We all have furnaces that keep our house warm, and we take great care of our furnace. It only takes one day without a furnace for you to die or for your pipes to freeze. I pay for quarterly inspections for my furnace, and whenever the HVAC technician finds any problem, I pay the HVAC technician to fix the problem immediately. I also have a backup heating system in case my furnace stops working. I found out that having a wood stove and a lot of wood is good in case your furnace stops working. It might take the HVAC technician a few days to fix your furnace, but you might not have a few days if you have no backup heating system. If you ever move up to where I am, you will want to ensure that you take great care of your heating system.