Select a booklet(s), choosing the "Add to Cart" button for the immediate download version.
Complete the on-line credit card purchase transaction. You will be asked for your billing and shipping address as the checkout process is generic for all possible order types.
Click on the link or type it into your web browser.
Specify the download location and press enter. The booklets are between 100KB and 1 MB in size. Using a modem running at 28K, download times will range from 30 seconds to 4 minutes per booklet.
Repeat the previous two steps for each booklet ordered.