The second of these is concerned to manage the complex bundle of activities which take place in human settlements. It pursues objectives in terms of the results of these activities. Usually these are results affecting human life and production. At best, efficiency may be a secondary measure of performance in this field of management, for it is most important that this management be effective in the achievement of its objectives. It includes the management of the relationships of the various key actor-organisations, seeing them as resources to be marshalled in the best way for best results, like money or skills. This second one may truly be called urban management.