From this page, you can:

To start or resume a course, simply click on the course title listed below. Your progress will automatically be saved as you go.

To purchase additional courses:

  1. Click Courses in the main menu.
  2. Select the courses you need and add them to your cart.
  3. Complete your purchase at checkout.
  4. After purchase, you will be redirected automatically — or you can return to this Profile page to begin your course.

Once enrolled, your course(s) will appear below and be ready to start.