Using Forum
From MoodleDocs
Note for Contributors This page should explain what can be seen on the moodlesite.com/mod/forum/view.php page (when viewing a forum)
Viewing a forum page, you will see the text you have written at the 'Forum introduction' space while creating the forum, and, if there are any, the discussions that have been started.
Above the introduction to the forum, you will find the options concerning the subscription to the forum.