Anyone travelling by public transport across transport association boundaries today navigates a labyrinth of systems, fares, rules and responsibilities. Simplicity? Often not the case. Knowledge is needed to find your way around. But does it really have to be this way? Can we afford to demand complex fare knowledge from passengers – when they may just want to get from A to B? We take you to a region of Germany where this simplicity has already become a reality – and show how it can become a reality elsewhere too.