This is the place for support and help to users (more info).
Please be sure you follow the guidelines on how to post a request for support.
How do I subscribe?
In each category, there are options to change your watching preferences. You should also adjust your user preferences as needed.
Select Watching to closely mimic mailing list functionality:
Screenshot courtesy of the Chef Project’s Discourse.
How do I unsubscribe?
To unsubscribe completely from the category, open the web interface and disable email notifications.