Source: HP Internal
On November 12, 2013, Option Period 4 of the FedTraveler.com contract is effective. With this new option period, the transaction fees charged for reservation and fulfillment, vouchers, and paper ticket delivery services will change. The transaction fees charged for reservations and fulfillment, vouchers, and paper ticket delivery services will be determined according to a volume-based pricing structure during the extension period. As of November 12, 2013, Option Period 4 Tier 4 pricing will be used. The table in the linked document provides a list of the transaction fees.