This paper emphasises the need for adequate travel information as a policy tool to increase the service level of urban public transport. Particularattention is given to the role and competence of public authorities in offering proper travel information systems. Two elements in particular arehighlighted, viz. the management perspective and the institutional context. By means of a comparative case study approach to Amsterdam and Berlin, theactual possibilities of public transport authorities are explored, while finally some policy conclusions are formulated.