The article discusses the challenges and strategies in managing diverse fleets of buses and coaches in the context of sustainability and efficiency. Operators are leveraging data analytics and AI tools to optimize route planning and scheduling, considering factors like passenger demand and energy efficiency of different powertrains. Investing in smart charging infrastructure and renewable energy sources is highlighted for electric buses to minimize energy costs and reduce carbon footprint. Proactive maintenance practices and driver training are recommended to enhance bus reliability and fuel efficiency. The article also emphasizes the advantages of hydrogen powertrains for long-distance transportation and zero carbon emissions, highlighting issues with battery technology. Metroline's experience with hydrogen buses showcases their operational efficiency and ability to cover long distances. Maintaining hydrogen buses alongside diesel and electric fleets requires safety modifications in the workshop, ensuring proper handling of the hydrogen system. Overall, the article portrays a positive sentiment towards hydrogen as a viable alternative for sustainable transportation.