Tech arrived on and found 1 hvac system operational. Homeowner said unit wasn’t cooling yesterday. Found the capacitor to be low. Wiring was a mess. Cleaned up the wiring, and installed a new capacitor. Cleaned out the electrical. Tested unit and it’s operational. Helped customer install the nest app and hook up WiFi. 1 year parts labor warranty on the capacitor. Membership is for 1 year at $14.95. After a year it can be canceled.