When you run a large operation or business, it’s just as important to know what isn’t getting done as well as what is. This very much applies to the U.S. Postal Service regarding its more than 233,000 delivery routes across the country. The Postal Service is charged with delivering mail to every address on those routes six days a week. In fiscal year 2022, total volume of delivered mail was more than 127 billion individual pieces — letters, packages, periodicals, and more. Sometimes, however,