HVAC equipment is a considerable investment; the only way to save on the investment is to have a proper a/c care plan. My parents’ unit has lasted over its estimated lifespan. My parents had the money for a new air conditioning system since they had anticipated the old one failing. I learned a couple of lessons regarding taking proper a/c care. The air conditioner we used when growing up was efficient throughout the better part of my childhood. When the a/c worker finished the air conditioner installation, dad made a schedule for a/c maintenance at least two times every year. An important tip that the technician from the air conditioning company shared with dad was to call an a/c representative once he noticed something was wrong with the HVAC equipment. Neglecting these a/c repairs could cause a minor problem to grow into a more severe one. It would also ensure that we would rarely call the air conditioning supplier in need of new parts for replacement. During the entire process, I learned much about the air conditioning business and how to improve indoor air quality. I initially thought that a/c service was not essential and one could do without and only deal with fixing the issue whenever a problem occurred. Some of the cases were avoidable. A correctly done installation ensures that the unit will function optimally. The most important advice, however, was to always keep an eye and ear out for any noticeable issue on the machine. To prolong the lifespan of their HVAC unit, my parents also had a strict schedule for replacing air conditioning filters every three months.