Most questions about the course, including general questions, security, cancellation policy, payment, refunds, registration, grading policy and legal information, are available by pressing the Help button at the top of the page.

We try to cover everything important in the Help window, but if you have a question that you can't find an answer to, our contact information is also listed on the Help page. This includes our e-mail address and our phone number, where you can get help 24 hours a day 7 days a week.