How the U.S. Postal Service Works
2 weeks ago -The United States Postal Service (USPS) employs roughly 700,000 people who work to ensure that 213 billion pieces of mail are delivered to 146 million addresses each year. Those are big numbers for a big organization with a long history. Where would this country be without its postal service? It might seem that, with the Internet, fax machines and the number of commercial package delivery…

