To add your post to a Discussion Board forum, click on the name of the forum:

Click on Create Thread to start a new thread. You can also click on an existing thread to add your comments:

After clicking Create Thread, you will be taken to a page where you can give your thread a title and type in your comment. Some forums also give you the option of adding a file if necessary. Once completed, click Submit:

If you click on a thread to add a comment, you can do so by clicking the name of the thread. You will see the screen below. Click Reply to add your comment:

You will then have the option to type your response. Once you’re finished, click Submit: