Commentary
When the U.S. Postal Service (USPS) was established in 1971, it dealt in nothing more than packages, parcels, envelopes, and stamps. Fast-forward five decades and the Postal Service has changed dramatically.
When the U.S. Postal Service (USPS) was established in 1971, it dealt in nothing more than packages, parcels, envelopes, and stamps. Fast-forward five decades and the Postal Service has changed dramatically.