Topic
Everything you need to know about direct mail marketing: strategy, pricing, ROI measurement, and how to choose between EDDM, First-Class, and targeted campaigns.
44 articles
Complete USPS EDDM size requirements including minimum and maximum dimensions, paper weight specifications, indicia placement, and common sizing mistakes to avoid.
By Postmarkr Team
Learn how USPS Every Door Direct Mail works, current 2026 postage rates, size requirements, and step-by-step instructions for your first EDDM campaign.
By Postmarkr Team
How to send invoices and statements by mail effectively. Covers timing, presentation, tracking options, and alternatives to manual mailing. Postage references reflect USPS rates as of January 2026.
By Postmarkr Team
USPS First-Class Mail rates 2026 for letters, postcards, flats, and nonmachinable mail, including stamp vs metered prices effective January 18, 2026.
By Postmarkr Team
Showing 41-44 of 44 posts
Send your first mail in under 2 minutes.
