The global Passenger Service System (PSS) market is expected to reach USD million by 2029, with a CAGR of percent from 2017 to 2022, according to a report by Market Growth Reports. The report analysed key competitors in the market, including KIU System Solutions, Mercator Ltd, and Travelport Worldwide Ltd, and provided insights into the market size, segment size, and recent trends. The report also recommended that businesses define their research objectives, identify their target market, select an appropriate research methodology, collect reliable data, analyse the data for patterns and insights, and make informed decisions based on their findings. The report identified the applications of PSS as railway, aviation, and others, and highlighted key systems including airline inventory system, internet booking system, and loyalty system. The report also recognised that supply chain disruptions and changes in consumer behaviour resulting from the COVID-19 pandemic and political instability could impact the growth and revenue of B2B companies in the PSS market.