To buy a continuing subscription, click here.
For further details on the different types of subscription, on payment methods and for general information regarding the purchase of a subscription, click here.
To pay by credit card, select CREDIT CARD/PAYPAL on the Buy page, section Choose your payment method, then click on the Pay now button at the bottom of the page, as you can see in the figure below.
Important: IT IS NOT COMPULSORY to have a PayPal account to pay by credit card. Payments by credit card use PayPal's website but it is possible to enter the details relative to your credit card without signing up/logging in to PayPal’s website.
If you DO NOT have a PayPal account, click on the Continue link in the paragraph Don’t you have a PayPal account? highlighted in red in the figure below.
You can visualize outstanding payment requests by selecting Outstanding payments from the menu.
To complete an outstanding payment request, select it from the list and follow the instructions indicated in the detail of payment.
In this case you simply need to click on the Pay now button, highlighted in the figure below.