---
type: guide
title: "How to Run Postcard Mailings That Earn Back More Than They Cost"
description: "Plan a postcard mailing that pays: the four cost lines, the size limits that set your postage class, EDDM versus a targeted list, and the file setup that avoids a reprint."
resource: https://www.4over4.com/guide/how-to-run-postcard-mailings
tags: ["guide"]
generated:
  by: "process:4over4-mapp-build"
  at: 2026-09-08T01:19:44.025Z
timestamp: 2026-09-08T01:19:44.025Z
sources:
  - resource: https://www.4over4.com/guide/how-to-run-postcard-mailings
    title: "How to Run Postcard Mailings That Earn Back More Than They Cost"
status: stable
---

# How to Run Postcard Mailings That Earn Back More Than They Cost

Plan a postcard mailing that pays: the four cost lines, the size limits that set your postage class, EDDM versus a targeted list, and the file setup that avoids a reprint.

See [all guide concepts](index.md).

- Page type: guide
- URL: https://www.4over4.com/guide/how-to-run-postcard-mailings