To reduce the cost of achieving a successful outcome. The source location. (The Office, etc.) or a group of people (the employees, etc.) by the technology to replace staff.
In order to reduce costs in order to achieve success in both sources (they show) or a group of people (their employees, etc.) by providing technology to replace the personnel.
To reduce the cost to achieve both the source location (they Ticket Office., etc. ), or a group of people (staff, etc. ) instead of using the technology in the people.