Share 'Join a Group'

How do I join a group? To browse existing groups, go to the "Groups" tab. Once you find a group that interests you, click on it to view more information and to join! If the group is public, there will be a link in the upper right side of the page that you can click to join the group. How can I change the notification settings for my groups’ activities? When you join a group, you will automatic…