Standard and Oversize Lettermail tendered with an Order (Statement of Mailing) must be containerized as set out in the Preparing section of the Incentive Lettermail customer guide.
Standard Lettermail™ envelopes and self-mailers must be fully sealed on all sides. Customers mailing envelopes or bochures, fanfolds, or newsletters not enclosed in envelopes are subject to Other Lettermail prices.
Standard Lettermail may not sag more than 22 mm in the middle when supported by two level supports located no more than 10 mm from the left and right edges.
The location of graphics or other printing on a Standard Lettermail item must not be:
Lettermail must be securely wrapped to prevent:
Additional regulatory requirements apply to Standard Lettermail paid by postage meter or postal indicia. Visit the Lettermail Regulations for more information.