> For the complete documentation index, see [llms.txt](https://docs.emaildelivery.com/docs/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://docs.emaildelivery.com/docs/broadcasts/augment-your-subject-line-with-a-preheader.md).

# Augment your subject line with a preheader

![](https://2024949584-files.gitbook.io/~/files/v0/b/gitbook-x-prod.appspot.com/o/spaces%2FHNgw7cfnOYHQr0B6GDXr%2Fuploads%2FJFfbvBdOvEdsRtYkNx2y%2FScreenshot%202023-06-06%20at%203.51.23%20AM.png?alt=media\&token=acbd91c2-f779-4fe1-91de-9440234f0251)

{% hint style="info" %}
The preheader shows preview text to your broadcast recipients before they open the message, effectively extending the subject line
{% endhint %}

Here's how dropbox utilizes the preheader to explain their product's value

![](https://2024949584-files.gitbook.io/~/files/v0/b/gitbook-x-prod.appspot.com/o/spaces%2FHNgw7cfnOYHQr0B6GDXr%2Fuploads%2Fne40UUjgwcOkHptZfYM7%2FScreenshot%202023-06-06%20at%204.34.38%20AM.png?alt=media\&token=589a8632-9565-4cbb-a93e-5019043a07e4)

The preheader is best used to add additional intrigue and personalization 

![](https://2024949584-files.gitbook.io/~/files/v0/b/gitbook-x-prod.appspot.com/o/spaces%2FHNgw7cfnOYHQr0B6GDXr%2Fuploads%2Fqyve9K55HE2genANLMIS%2FScreenshot%202023-06-06%20at%203.59.21%20AM.png?alt=media\&token=720f1988-4604-40e5-8d7d-8f9b8aa8a80f)