Published onOctober 8, 2026How to mail a catalog with USPS without guessing at the formatdirect-mailformatspostageClassify your catalog as a USPS letter, flat, or parcel before print, then lock its construction, address, postage, and handoff.
Published onOctober 8, 2026Postcard mailing format rules before you send artwork to printdirect-mailformatsoperationsGet the current USPS size, aspect-ratio, address, barcode, bleed, stock, coating, and 6 x 9 postcard rules before printing.
Published onOctober 2, 2026Lumpy mail: why a bump in the envelope doubles your open ratedirect-mailformatsLumpy mail earns the open through tactile curiosity, but the object, offer, and postal format still decide whether it earns a reply.
Published onAugust 26, 2026Postcard, letter, or box? Choosing the right direct mail formatdirect-mailformatsCompare direct mail formats by goal, deal size, cost, audience seniority, open behavior, and gatekeeper access.