Details.
Participants can add a digital element to eligible mailpieces through USPS Informed Delivery. The add-on provides a 1% discount on eligible mailpieces, plus an additional 0.5% incentive for eDoc submission. The promotion period is January 1, 2027 through December 31, 2027, and registration is available from October 15, 2026 through December 31, 2027. Eligible mail includes qualifying First-Class Mail automation letters, postcards, and flats, Marketing Mail automation letters and flats, Marketing Mail DDU-entered Carrier Route Saturation Flats, and qualifying Nonprofit USPS Marketing Mail automation letters, flats, and DDU-entered Carrier Route Saturation Flats.