> For the complete documentation index, see [llms.txt](https://xoops.gitbook.io/xnewsletter-tutorial/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://xoops.gitbook.io/xnewsletter-tutorial/en/5userside/subscribe_and_unsubscribe.md).

# Subscribe and unsubscribe

If you are not logged in or your user account is not linked to a subscriber, you get first a form to enter your email address ![](/files/-MEJRIBhW53hDJdkkuMO)

if you enter your email and click on submit, then you get and overview about the existing subscriptions of this email. ![](/files/-MEJRIBi-2mQ_03LrBsb)

If this email address isn't stored in the newsletter system, you get direclty to the form for subscription. ![](/files/-MEJRIBjJtETk_nIu9Vc) Under "Available newsletters" the user can see all newsletter cats, where his groups has the right to read.