> For the complete documentation index, see [llms.txt](https://marketing-trailhead.gitbook.io/home/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://marketing-trailhead.gitbook.io/home/the-marketing-playbook/marketing-channels/email.md).

# Email

- [Webinar promo email](https://marketing-trailhead.gitbook.io/home/the-marketing-playbook/marketing-channels/email/sample-email-webinar-promo.md): Email sent to members of an online community introducing them to a paid product. Challenge - communities thrive on voluntary contributions; members don't want things being sold to them.