...you might need to register a company in the US that would represent your foreign company. Also in order to legally sell your products IN the state where the drop...                                    
                                The instrument presented was either declined by the processor or bank, or it can't be used for this payment.
Try again later.
(a) You made a typo in the card number, CCV code, expiration date, name or address;
(b) Your card balance is too low;
(c) Issuing bank has declined this transaction for some other reason related to your account.