First, you need to select a course. After that, read the course document. Finally, click on the "Make Payment" button at the bottom of document. Then, place your order. Once the order is placed, you will receive an email containing your user_id, password, and a link. Open the link and enter your user_id and password. A page with questions will appear. Fill in the answers and submit. Within 2 to 3 business days, you will receive your certificate.