> For the complete documentation index, see [llms.txt](https://support.mailmergehow.com/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://support.mailmergehow.com/support/features.md).

# Features

* [Mail Merge with Google Sheets](/quickstart/mail-merge-tutorial.md)
* [Personalize emails](/quickstart/mail-merge-tutorial.md)
* [Insert Images](/support/images.md)
* [Real-time email tracking](/support/email-tracking.md)
* Schedule campaigns
* [multiple recipients](/support/multiple-recipients.md)
* [Unsubscribe link](/support/unsubscribe-link.md)
* [Rich emails (images, emojis, link, html...)](broken://pages/0SjXVIEyS62x8E5gS5xx)
* [Attachments](/support/attachments.md)
* Customized sender name
* Customized reply-to address