A (system capacity) may pertain-to transporter.Logical formLearned from2 sentences. Transporter may remit amounts.Logical formLearned from2 sentences. A shipper can be responsible for reimbursing transporter.Logical formLearned from2 sentences. Shipper can be to (transporter hereunder).Logical formLearned from2 sentences. Transporter may allow shipper to imbalances.Logical formLearned from2 sentences. Transporter may monitor deliveries.Logical formLearned from2 sentences. Transporter may curtail service to shippers.Logical formLearned from2 sentences. Shipper may provide a nomination to transporter.Logical formLearned from2 sentences. Some format may be specified by transporter.Logical formLearned from2 sentences. A recovery may pertain-to transporter.Logical formLearned from2 sentences. Transporter may credit an account.Logical formLearned from2 sentences. Transporter may conduct an open season.Logical formLearned from2 sentences. A (replacement customer) may pay transporter an amount.Logical formLearned from2 sentences. Transporter may receive gas from shipper.Logical formLearned from2 sentences. Terms may be took by transporter.Logical formLearned from2 sentences.