Debit/credit card option at checkout - we take the required invoice total from your debit/credit card automatically each month 2 days before your due date. If you wish for the automatic payment feature to be disabled on your account then contact the billing department here.
Paypal - If you select 'Checkout' on the invoice then you need to pay the invoice we email you 10 days before your due date every month, manually. If you select 'Subscribe' then we'll take the required invoice total from your Paypal account automatically each month on your due date. If you wish to cancel a Paypal subscription that you already have with us then you can learn how to do so in step 4 here.