When we last left this subject, I told you all about Transorma, the first letter-sorting machine in semi-wide use. But before and since Transorma, machines have come about to perform various tasks on ...

Which mail sorter is best? Even in the digital age, you still want a way to keep physical mail sorted in your office. With a greater emphasis on instant, digital communication, it’s easy to forget the ...

When mail volume is up, why are automatic sorting machines being removed from post offices (”USPS says it can’t offer any guarantee,” Aug. 15)? It took 11 days for me to receive a card from a ...