This report examines the strategic information system (SIS) of Flight Centres, a leading travel agency in Australia. It defines the business processes, develops business requirements, determines system requirements, and explores software and vendor selection. The report also evaluates the efficiency of technology implementation, examines potential security risks and data breaches, and provides guidelines for mitigating these risks. The case study highlights the importance of a robust SIS for managing operations, improving efficiency, and ensuring data security in a competitive travel industry.