Regarding rates, a 3622(b)(6) establishes the degree of preparation of mail for delivery into the postal system performed by the mailer and its effect upon reducing costs to the Postal Service as a factor to be considered in connection with a proposed change.
A 3622(b)(6) can reduce costs to the Postal Service.
Cynthia, whose young spirits were naturally buoyant, was looking quite her pretty self again, and we all, with the exception of Lawrence, who seemed unalterably gloomy and nervous, were quietly cheerful, at the opening of a new and hopeful future.