3 ms·
It's a different service. USPS has a monopoly on letter mail. FedEx is allowed to ship documents but only as an express delivery (the USPS service that is as fa
by cwyers 9y ago
It's a different service. USPS has a monopoly on letter mail. FedEx is allowed to ship documents but only as an express delivery (the USPS service that is as fast as FedEx at document delivery costs roughly the same).