EuroStar-BG successfully partnered with Miles&More, the loyalty program of Lufthansa, to execute a critical digital upgrade: the Miles&More Relaunch in 10 languages in 2019. This major Multi-language Relaunch project required precise planning and execution to ensure a flawless transition and consistent user experience across different linguistic markets. Our work ensured the loyalty program's digital platform was modern, functional, and accurately translated for its vast international user base. Following the successful deployment, our engagement transitioned into continuous support, providing monthly maintenance for the platform. This ongoing commitment guarantees the reliability, security, and performance of https://www.miles-and-more.com, showcasing our expertise not only in large-scale digital migration but also in providing long-term, high-quality Content and Technical Maintenance for key travel and airline industry clients.