(Based on Use in Commerce) Accounting services, including general auditing and auditing of airline fares, sales, usage and refund data; outsourcing services; management of telephone call centers for others

Accounting services, including general auditing and auditing of airline fares, sales, usage and refund data; outsourcing services; management of telephone call centers for others

Accounting services, including general auditing and auditing of airline fares, sales, usage and refund data; outsourcing services; management of telephone call centers for others