そして今日、タックスに関するものが届いたのですが、
the amount owing is past due. please send us the full outstanding amount,
or contact us to arrange a payment schedule.
instructions for making payments are provided on the back of this notice. if you have already paid the amount owing, disregard this notice. however, if you made the payment more than 15 days ago, kindly contact us at the number indicated above.