Certify post request PS script. Error when called by Certify

In the United States, the USPS offers , which provides the sender with a mailing receipt and electronic verification that an article was delivered or that a delivery attempt was made.

: It is frequently used for legal or official documents because it requires a signature upon delivery, which serves as official proof in court.

In many countries like the UK, the Post Office provides a service to verify that a photocopy is a "true likeness" of an original document (e.g., passport, driving license, or utility bills).

: Services like e-Certify allow businesses to prepare and track Certified Mail labels online, often at a discount.

The place to go if you have questions on how to use your products.