Abstract: A method for pooling a plurality of shipments of less than full truckloads of freight to create a full truckload while providing a full truckload service level guarantee includes receiving a request for a first shipment of less than a full truckload of freight between an origin and a destination by a specified delivery date in accordance with a level of service guaranteed for a full truckload of freight. The method includes providing a commitment to ship the shipment as requested. The method includes receiving, after providing the commitment to ship the shipment for the first shipper, a request from a second shipper for delivery of a second shipment of less than a full truckload of freight. The method includes determining to combine the first shipment and the second shipment into a full truckload of freight.