There is a "Notes" utility available in every course, which can be found in the left menu of the course. You are free to save notes along the way ...

Some courses include a Resources > Files utility within the left sidebar of the course that includes downloadable files. This is where you can access and...

Some courses provide a quick link to contact an instructor. For those courses with an instructor assigned, click the "Ask Question" link in the le...

Some courses include an online discussion forum, which are located below the content in the learner view of a course. To participate in a discussion thread,...