If your payment is not being accepted, please double check the following possibilities - 1) make sure your account # is correct and or that it hasn't changed with the receipt of a new card. 2) CVV # - the CVV is located on the back on the right side of signature panel on most credit cards however it is on the top right corner on most American Express cards. Please make sure you have entered the correct CVV #. 3) Make sure that your billing address is correct for the specific credit card that you are trying to use. Still having trouble, contact us directly and we will try to process your order over the phone.