Tech arrived at a 2 system tuneup. Upon inspection the capacitors were within specs. The contactors were in working condition. The condenser coils were hosed off to assist with air flow across the coils. The filters and blower area was dirty. The drains were clear and bleach was poured. The Deltas were within range. The UV bulb was not functioning. The customer was informed of recommendations today. The customer decided to move forward with upgrading the filters and replacing the UV bulb. These items were installed and functional today. The customer also decided add a membership and take advantage of the discounts. The systems were functioning upon departure.