To pay by credit card or Paypal, click the button below, it will take you to Paypal's secure site.

Put the invoice number where it says "Enter description"

Put the price you are paying where it says "Item price"

Don't change the "Quantity" or you'll end up paying lots of times!!

Click "Update"

You can pay by credit card (top right) or Paypal (bottom right).

It will look like this: