| How big is the delivery industry? For a clue, take a look at the U.S. Postal Service. Last year the Postal Service: |  | Delivered 200 billion pieces of mail. | | | Employed over 700,000 people. | | | Paid billion in wages/benefits. | | | | billion in sales. | | | billion in profit. | | | 2nd largest U.S. employer. | |
