To address the unique business management requirements of the yacht industry, we customized Salesforce and developed Lightning. In this process, we optimized various features based on industry needs to provide users with a practical and user-friendly experience. Specifically, we integrated functionalities tailored to processes such as yacht sales, rentals, and maintenance, thereby improving operational efficiency. Additionally, we designed an intuitive interface to simplify user interaction and reduce training time. Our solution aims to deliver optimal functionality and a comfortable user experience in practical applications.