All Guides
5 Quick Steps to Send Direct Mail Postcards
How to send direct mail postcards in 5 steps: set a goal and offer, design the card, build a clean list, address and sort, and choose a postage rate.
How to 4X Your Direct Mail Results
How to 4X your direct mail results with five data-backed tactics: mail more volume, tighten your list, retarget visitors, and reach the same people again.
How to Create Newsletters for Direct Mail
Plan, design, and print a direct mail newsletter that lands in the mailbox and gets read. Sizes, stocks, costs, and mailing options from 4OVER4.COM.
USPS EDDM Step-by-Step Guide to Sizes, Reviews and Costs
USPS EDDM made simple: what Every Door Direct Mail is, which businesses it fits, postage savings, qualifying postcard sizes, and real costs.
A Guide to Pairing Postcards and Envelope Sizes
Pair every standard postcard size with the right envelope: A2, A6, A7, and A9 matches, USPS size rules, and a clear postcard-to-envelope chart.
Popular EDDM Postcard Sizes and USPS Mailing Guidelines
The three most popular EDDM postcard sizes, the USPS size rules every mailer must clear, and how to pick the right size and mail it without a permit.
How to Address Save-the-Date Postcards
Address save-the-date postcards the right way: guest names and titles, the address layout, stamp placement, wording examples, and where to print.
What Is EDDM? Meaning, Cost & USPS Rules
What is EDDM? Learn how Every Door Direct Mail works: USPS rules, postcard sizes, route targeting, and real costs per piece. See if EDDM fits your campaign.
How to Address and Stamp a Postcard So It Actually Arrives
Where the address, stamp and message go on a postcard, which sizes qualify for postcard postage, and what changes when you mail a batch instead of one card.
Printing Paper Stocks Explained, from Matte and Gloss to Linen and Kraft
Matte, gloss, linen, and kraft paper stocks explained. What each finish is for, how to choose the right one, and what it costs to print at 4OVER4.COM.
Paper Stocks & Materials and How to Choose the Right One
Choose the right paper for any print job. Compare stock, weight, and finish, from cover vs text to silk, soft touch, kraft, and recycled, at 4OVER4.COM.
How to Choose the Best Paper for Your Printing Project
How to choose the best paper for your print project: weight, coated vs uncoated stock, brightness, and finishes for menus and flyers.