New changes at the United States Postal Service (USPS) are set to begin on Tuesday, the first of two rollouts. The cost-saving measures aim to save $36 billion in the next decade, however, the Postal Service says they’ll be able to preserve delivery times and give people more information on when they can expect their packages.

The US Postal Service will start the changes, which will see a streamlining of networks, cutting of work hours and closing unnecessary facilities, on April 1 and another phase of changes will begin th