Turn A/C off and drive them out of the office, USPS says to force workers into heat "The email went out shortly after a dangerous heat dome in July had smothered upstate New York. A U.S. Postal Service manager in Buffalo, New York, was angry that letter carriers appeared to be lingering in air-conditioned post offices and told local supervisors to “get this time back.” “Turn A/C off and drive them out,” the manager ordered in a July 2 email obtained by POLITICO’s E&E News. “We need to tighten our 4 walls up."