ICS is a service, where provider bills are audited with the main objective of assuring that commercial terms are respected. The first step of implementation of ICS, isregister all the current suppliers rates. All rate get a unique ID. Once ebills are sent by provider, the solution finds the corresponding rate based on the characteristics of the shipment. Then we proceed to calculate an estimated value, this value is compared with the charged value. The second step in the ICS implementation, is definin a ebill format with each provider. Normally ebill are sent to aspecific email account. Invoices only have two status (approved or rejected) at line level we manage other status.