This report presents a research methodology for investigating passenger satisfaction with Singapore Airlines. It outlines the rationale for the research design, emphasizing a positivism philosophy and a deductive approach utilizing a descriptive design. The study employs both primary and secondary research methods, with a focus on quantitative data collection through market surveys. The report discusses the importance of surveys in gathering real-time data and identifying areas for improvement in customer satisfaction. Secondary research involves a literature review using census reports, academic journals, and authentic websites. Key considerations include data protection and proper citation. The report also details the information market research agencies need to collect, such as passenger feedback on pricing, quality, and expectations. The findings are to be presented using graphs, charts, and tables, with critical evaluation of secondary data. The study concludes that both primary and secondary sources are crucial for analyzing current issues and developing recommendations to enhance customer satisfaction.