Both of us guess how hectic black Friday sales are for the store staff and clients, however everyone is usually rushing to get the products on sale, and the store staff tries to maintain order however fails every time. Christmas sales are also similar. Everyone is hurrying to do their last-hour shopping, leading to stores filling up with clients all day long. However, since it is Winter time while all of us are at Christmas, the HVAC corporations and their HVAC repairman get busy trying to provide help with indoor comfort for their clients! Last year, I got to experience both situations; and both of us acquired a call from a store, and they needed to check the HVAC machine because they were entering Christmas sales week. Since all of us had several busy jobs and all of us worked with the first come, first served policy, it took us time to attend to that particular store’s request! When all of us finally got to it, the sale was in progress. Both of us got to the store early in the day to find it filled with customers! The quality HVAC component was at the back of the store. The manager explained how aged the HVAC plan was and when the HVAC replacement occurred. The information provided us a brief machine history, and from there, all of us proceeded with proper HVAC repair. While all of us inspected the quality HVAC unit, all of us could hear the customers going about their business. Both of us needed to upgrade several worn-out parts, so all of us contacted the HVAC provider… I remember going out the door to get the delivery, and the store was twice as full of customers as it was when all of us arrived. It had not been a hustle for the HVAC professional to get current HVAC components since the HVAC brands were familiar in the area. Both of us also finally updated the regulator to a smart control unit.