Text: 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.
Entailment: A 3622(b)(6) can reduce costs to the Postal Service.
Contradiction: A 3622(b)(6) raises costs tremendously for the Postal Service.