125 Mail Preparation
1.0 Preparation
1.1 Priority Mail Packaging Provided by the USPS
[1-2-11] Priority Mail packaging provided by the USPS must be used only for Priority Mail. Regardless of how the packaging is reconfigured or how markings may be obliterated, any matter mailed in USPS-produced Priority Mail packaging is charged the appropriate Priority Mail price. The USPS-produced Priority Mail Legal and Padded Flat Rate Envelopes are not available at retail Post Office locations but may be ordered online at www.usps.com/shop.
1.2 Required Use
The sender's domestic return address must appear legibly on Priority Mail.
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2.0 Marking for Priority Mail
The marking "Priority Mail" must be placed prominently on the address side of each piece of Priority Mail.
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