The payment for your invoice is processed by PayPal. An additional $2.00 - 10.00 PayPal Here charge will be added to your order. If you need more information, please contact (316) 993-5394. We’ll send a confirmation when your item ships. If a problem with your order the please call customer care. Also, base shipping is $10.00 for one book, if you do decide to order more than one then shipping might change.