USPS PostalPro

News from PostalPro.
Marketing contact information for certified Mail Processing Equipment (MPE) licensees
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These release notes summarize new features and enhancements implemented in deployments to the IV-MTR application.
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Marriage Mail is a form of direct mail in which marketing service companies combine or “marry” advertisements (e.g., coupons or sales notices) from multiple companies into one mail piece to reduce the cost of the mailing for individual advertisers. The Marriage Mail Incentive is a discounted (incentive) price offered on Saturation (including EDDM-Commercial) and High Density Plus Marketing Mail letters and flats which meet certain requirements including weight and advertiser content. It has been developed in response to market needs and will benefit the mailing industry, small businesses, consumers and the USPS. As of July 12, 2026, the Incentive price...
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Detailed information on the USPS APIs data elements available through the Informed Visibility Mail Tracking & Reporting (IV-MTR) application for API Access Control.
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