If you have an active, paid subscription, you can purchase additional view and study credits.
To purchase extra credits, click the ‘Account’ menu and then select ‘Details’.
At the bottom of the account details page, there is a form to purchase additional credits. Simply select the type of credit (view or study) and the number required.
Next, click ‘Buy now’ and complete the credit card dialog. The credits will become available immediately.
If you do not wish to pay by credit card, please contact us to arrange the extra credits.