There are many signs that it might be time for you to consider having a repair appointment performed on the Heating and Air Conditioning system. One of the largest signs that trouble is on the way is a high electric bill. When your energy bill is higher than usual, there may be concerns with the Heating and Air Conditioning system. Most of the time during the summer, the electric bill for my condo is around $400. I have a 2500 ft house with an in-ground pool. The pool is not heated. If it was, I could spend another $100 every month on the energy bill. This month I acquired the energy bill and it was $625. There was honestly no reason for the energy bill to be that high. We did not do anything odd this month than the previous month and hot and cold temperatures were officially the same. When I acquired the higher than average utility bill, I immediately contacted a local Heating and Air Conditioning supercenter to schedule a repair appointment. I told the guy on the iphone that I was anxious about the higher energy bill that I acquired and he told me that it was a really nice idea to call them for help. They could perform routine and proper repair on the whole system and find out if anything seemed out of the moderate. It did not cost really much money for the repair appointment. In fact, I found a coupon on the website which entitled me to save $30 on the price. After the repair appointment, I found out that the ductwork was the problem. I need many spots sealed and repaired.