, mail used by non-households to pay their bills and send bills to other non-households) is unknown and is not included in bill/payment mail.
Mail that non-households utilize in order to pay and send bills isn't considered payment mail.
mnli hypothesis: Mail that non-households utilize in order to pay and send bills isn't considered payment mail. premise: , mail used by non-households to pay their bills and send bills to other non-households) is unknown and is not included in bill/payment mail.