# Promotions

How to manage your newsletter’s promotion types, packages, and sales

## Promotions

- [How to use HTML Promotions](https://help.tryletterhead.com/how-to-use-html-promotions)
- [What Are Letterhead's Default Promotion Types?](https://help.tryletterhead.com/what-are-promotion-types)
- [How to Update the Character Limit on a Promotion Type](https://help.tryletterhead.com/how-to-change-the-character-limit-on-a-promotion-type-1)
- [How to Use Company-Level Promotions](https://help.tryletterhead.com/how-to-use-company-level-promotions)

## Placing & Running Promotions

- [How Do I Copy Promotions Using the Letterhead Extension?](https://help.tryletterhead.com/how-to-use-the-promotion-in-the-browser-extension)
- [How to Set Up Promotions in Letterhead](https://help.tryletterhead.com/how-to-set-up-promotions-in-letterhead)
- [How to Use Auto Inject for Promotions in Newsletters](https://help.tryletterhead.com/how-to-use-auto-inject-for-promotions-in-newsletters)

## Campaigns

- [How to Edit a Campaign in an Organization-wide Promotion?](https://help.tryletterhead.com/how-to-edit-a-campaign-organization-wide-promotion)