---
title: Introducing the Legitimate Letter Package
description: Create a sense of importance for an official appeal with powerful impact.
---

[Streamworks Blog ](https://streamworksmn.com/blog)

# [Introducing the Legitimate Letter Package](https://streamworksmn.com/blog/introducing-the-legitimate-letter-package)

 Written by [Lindsay Valenty](https://streamworksmn.com/blog/author/lindsay-valenty) | Nov 5, 2019 8:45:00 PM

Make a powerful impact with our newest format: the Legitimate Letter Package.

This format signifies an official look that raises the recipient's curiosity level and is proven to increase open rates. It also includes a perforated section to print with MICR ink for a valid live check or donor-centric donation slips. Not to mention, this format offers a variety of envelope designs and paper options!

### Possible uses for the Legitimate Letter Package format

- Rebates
- Coupons
- Gift Certificates
- Live Checks
- Financial Mailings
- Incentive Campaigns
- Special Promotions
- Important Notices

Find more articles, tools and formats in [Launch Room](https://streamworksmn.com/launch-room), your go-to place for direct mail inspiration. 

Created to spark inspiration, Launch Room direct mail formats all have free working design templates to save production set-up time, allowing you to easily test new ideas to lift response rates. **Subscribe to our monthly newsletter for direct mail tools, templates and tips.**

[View full post](https://streamworksmn.com/blog/introducing-the-legitimate-letter-package)

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