Is the USPS self sufficient?

Related questions

1. Does USPS operate at losses?
2. Does USPS need a warrant to open a package?
3. Can USPS open my package?
4. Does USPS pay for itself?
5. Are tracking numbers unique?
6. Does USPS receive tax money?
7. Will USPS reimburse for lost package?
8. How does the USPS work?
9. Does USPS work overnight?
10. What is the difference between first class and priority mail?

Tags

1. #executive
2. #running
3. #sustaining
4. #years
5. #deficits
6. #branch
7. #office
8. #establishment
9. #department
10. #postal
11. #congress
12. #tottering
13. #service
14. #independent
15. #designed
16. #abolished
17. #replaced
18. #supposed