---
type: guide
title: "How Promo Cards Work and Which Format Drives Redemptions"
description: "Promo card formats compared, from mailed discount postcards to plastic loyalty cards. Real starting prices, stock and size specs, and how to design an offer people redeem."
resource: https://www.4over4.com/guide/promo-cards-guide
tags: ["guide"]
generated:
  by: "process:4over4-mapp-build"
  at: 2026-09-16T23:13:27.757Z
timestamp: 2026-09-16T23:13:27.757Z
sources:
  - resource: https://www.4over4.com/guide/promo-cards-guide
    title: "How Promo Cards Work and Which Format Drives Redemptions"
status: stable
---

# How Promo Cards Work and Which Format Drives Redemptions

Promo card formats compared, from mailed discount postcards to plastic loyalty cards. Real starting prices, stock and size specs, and how to design an offer people redeem.

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

- Page type: guide
- URL: https://www.4over4.com/guide/promo-cards-guide