The first generation of new Shared Mobility options such as car-sharing, autonomous vehicles, scooter-sharing, bike-sharing and ride-hailing applications have proven to be popular with citizens and changes the way we travel around the city. New mobility providers rise quickly and enter cities every day. Therefore, it becomes increasingly important for cities to collaborate effectively with the private sector to take advantage of the potential of new, innovative mobility modes. This implementation guide provides cities with tools and examples on how they can improve this collaboration.