In their research, they emphasized the optional property of mortgages allowing the borrowers to prepay or default.
Ordinary postage stamps are used to prepay the air-mail fees.
The dealer will have to prepay, in full, the amounts of duty for the licences allocated to him.
And if they are prepaid a penny they are treated as ordinary letters.
This is a matter for the local valuation authority, which is neither required to prepay the postage nor precluded from doing so.
The number of packets prepaid at the newspaper rate delivered during the year 1925–26 is estimated at between 150 and 160 millions.
Fresh postage has to be prepaid, and the cost of the process is therefore borne entirely by the company.
Newspapers prepaid at the appropriate postage for letters receive the same treatment as is accorded to letters.