WebDirect is offered in two payment models, commission and subscription.
For the commission model the charge is 10% commission on the reservations received through your WebDirect website.
For the subscription model the charge is based on your number of rooms and it is a standard amount charged monthly.
For both models you will receive a monthly invoice in your Extranet, available in the Finance tab.
The payment is taken the same way you have chosen in Booking.com.
For all invoice related issue you can contact your Credit Control department.