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2. On the discussion board page, click the name of the forum to which you would like to subscribe.
3. In the discussion forum, click Subscribe on the action bar.
4. When you have successfully subscribed, a "Success" message will appear.
5. If you would like to unsubscribe to from a forum,
click Unsubscribe on the action bar.
6. When you have successfully unsubscribed, a "Success" message will appear.