Of course, if the Postal Service were to simply abandon delivery to unprofitable routes, it would not have to refuse, return or destroy mail destined to these routes.
The Postal Service would subcontract the delivery of unprofitable mail to local delivery companies.
mnli hypothesis: The Postal Service would subcontract the delivery of unprofitable mail to local delivery companies. premise: Of course, if the Postal Service were to simply abandon delivery to unprofitable routes, it would not have to refuse, return or destroy mail destined to these routes.