Is USPS Priority Mail certified?

Related questions

1. Is Priority Mail guaranteed?
2. Does Priority Mail require a signature?
3. Does USPS deliver priority mail on Sundays?
4. Is USPS Priority Mail insured?
5. How does USPS Priority Mail work?
6. Can I use my own box to ship priority mail?
7. Does USPS fly Priority mail?
8. Does priority mail cost more?
9. Does Priority Mail need special envelope?
10. Is Priority Mail more expensive?

Tags

1. #first
2. #mailed
3. #official
4. #class
5. #proof
6. #provides
7. #delivery
8. #addition
9. #certified
10. #mailpiece
11. #person
12. #receipt
13. #costs
14. #sending
15. #showing
16. #service
17. #priority
18. #special