You can subscribe to or unsubscribe from an Ecunet group by simply sending an e-mail.
To subscribe, send any note (no subject or body text is needed) to:
firstname.lastname@example.org (e.g. email@example.com)
To un-subscribe, send any note to:
firstname.lastname@example.org (e.g. email@example.com)
Other methods for managing your subscriptions:
1. Go to the group Web page (e.g. http://groups.google.com/a/ecunet.org/group/welcome.topic) and click the "Join the group" link to join. To unsubscribe via the Web, log in and go to the "Edit my membership" page where, you'll find an "Unsubscribe" button.
2. Go to the "About this group" page on the Web (http://groups.google.com/a/ecunet.org/group/welcome.topic/about) and click the "Send email to the owner" link and ask them to help adjust your settings or remove you from the group.