devising a stable funding stream is critical to ensuring a realistic planning process and encouraging coordinated decisions an example is found in the united states where metropolitan planning organisations mpos were explicitly created for planning and programming federal transport funds box the goal was to ensure that existing and future expenditures for transport projects and programmes were based on a continuing cooperative and comprehensive c planning process one of the most sophisticated examples of metropolitan transport coordination can be found in germany all large metropolitan areas in germany have set up a metropolitan transport authority called verkehrsverbund such transport authorities usually bring together all local governments located in the metropolitan area as well as the corresponding land or lander if there are several of them as in the case of hamburg