Patent ID: 8190456

Claim:
An agreement method to consent to a prorated value of a coupon of an E-ticket, wherein the E-ticket corresponds to a transport service involving a validating carrier and at least one participating carrier expected to provide a transportation service on said coupon, the method comprising: from issuance and before a usage of said coupon or from modification of the E-ticket and before the usage of said coupon, generating or updating by an E-ticket server system related to the validating carrier the E-ticket and sending by the E-ticket server system related to the validating carrier to an E-ticket server system related to the participating carrier information regarding said E-ticket and said coupon, calculating by server system of a first carrier, taken among the validating carrier and the at least one participating carrier, through a proration module related to said first carrier, a prorated value PV 1 corresponding to said coupon based on predefined prorating rules and on said information regarding said E-ticket and said coupon, where the prorated value for a given coupon is a share of the E-ticket revenue that is attributed to the participating carrier providing the transportation service on said coupon, a remainder of the E-ticket revenue being distributed to the validating carrier and eventually to participating carriers different from the at least one participating carrier, sending by the server system of said first carrier to a second carrier server system said prorated value PV 1 , the second carrier being taken among the validating carrier and the at least one participating carrier, and being different from the first carrier, and calculating by the server system of said second carrier, through a proration module related to said second carrier, a prorated value PV 2 corresponding to said coupon based on predefined prorating rules and on said information regarding said E-ticket and said coupon, wherein before usage of said coupon, launching an agreement process by any one of the server system of said first carrier and the server system of said second carrier regarding the prorated value corresponding to said coupon, wherein if no agreement is reached through the agreement process then launching by any one of the server system of said first carrier and the server system of said second carrier a dispute process between the validating carrier and the participating carrier, and wherein if an agreement is reached through the agreement process then allowing distribution of the prorated value to the participating carrier and distributing the remainder of the E-ticket revenue to the validating carrier and eventually to other participating carriers different from the at least one participating carrier.