The document discusses improving sustainable mobility in the city of Gdansk, Poland. It provides background on Gdansk's population and growth in private car ownership. Examples of Gdansk's efforts to promote sustainable mobility include hosting the Velo-city cycling conference and adopting a "Mobilny Gdansk" strategy. The document also summarizes mobility policies and initiatives in other cities like Antwerp, Basel, Gothenburg, Frankfurt, and Helsinki that could serve as good practices for Gdansk. These include apps to plan trips, car-sharing programs, and dedicated bike lanes. The team aims to propose new ideas for Gdansk based on successful examples from other cities.