The different productivity gains (energy, fluids, actual working time, productivity ...) will allow the company to save time and money to stay at the forefront in the exploitation and marketing (new technologies for vehicles, ticketing, online sale of tickets and season tickets). Contrary to stereotypes conveyed in these times of tight budgets, communities are well advised to ask their suppliers to implement CSR approaches and shared strong. Thanks to them, and they fill their roles with their constituents and will be the guarantors of their own development.