"The U.S. Postal Service (USPS) has a system for locating and dealing with lost mail and packages—as in, what happens to undeliverable mail with no return address. Originally called the Dead Mail Center, it was renamed the Mail Recovery Center (MRC) to emphasize the USPS's ultimate goal of returning valuable undeliverable mail to the sender. "https://www.msn.com/en-us/lifestyle...d=spartandhp
It's now not P.C. to refer to this operation as the "dead letter office"? Also, many items get recycled rather than processed for possible further delivery?