This research project examines the crucial role of customer satisfaction in the success of Ibis Hotel. The report begins with an introduction outlining the research's background, rationale, aim, objectives, and research questions. Chapter 2 provides a comprehensive literature review exploring the concept of customer satisfaction in the business context, benefits for hotels, the impact of customer satisfaction on hotel performance, and ways to improve services for customer sustainability. The project then covers the research methodology, data analysis, findings, recommendations, and conclusions. The research uses Ibis Hotel as a case study to analyze the effects of customer satisfaction on its performance and provides insights into customer retention, service quality, and overall business success. The project structure includes an overview, background, rationale, aim, objectives, and research questions. The study aims to analyze the importance of customer satisfaction and its impact on the overall performance of the hotel. The objectives include understanding customer satisfaction, determining the benefits Ibis Hotel gains, assessing the impact on performance, and recommending service improvements. The research explores how customer satisfaction affects team spirit, retention rates, and overall profitability and market share. The report also suggests strategies for creating a blissful environment, ensuring security, delivering service quality, providing product availability, and offering better value to enhance customer sustainability.