A new purchase always creates excitement, especially if it is a modern appliance, such as the air conditioner. Nothing beats sitting in a cool room when the sun is beating the pavement outside in Miami. No place in Miami can survive the summer without an air conditioner. So now that you have one, how can you use it in the best possible way? Here are three ways you can make sure you use your Air conditioner efficiently and ensure that it functions perfectly for a long period of time. Remember, with proper care, an appliance can last up to ten years.