"...advantages we enjoy is a monopoly on the mailbox. No other courier may use the mailbox for delivery, nor can any other matter without proper postage be put in mailboxes...."
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"...advantages we enjoy is a monopoly on the mailbox. No other courier may use the mailbox for delivery, nor can any other matter without proper postage be put in mailboxes...."
"...the mailing was intended for First-Class Mail service, though the postage statement indicated the customer had paid Standard Mail prices. The customer corrected the tray labels and paid the additional postage for the service it had requested. “What may have been an honest mistake could have cost the Postal Service thousands..."