The state urban intervention is irreplaceable. First, because private capital is unwilling to accept the risk inherent in virtual depreciation provision of public goods. Nor has reached levels that build upon individually are able to replace the collective efforts should be mobilized for this purpose. That is why private strategically seduced audiences with the idea of the efficiency of public-private net partnership and governance. Secondly, because the formal residential property market is a segmented market and flawed in that the market power of the metropolitan urban structure and reaches quasi-monopoly levels. Therefore, and according to Commons, regulation and control of residential real estate offer a positive impact on the expansion of freedom in the production and choice of location of the families residing in the metropolis. An order less segregated than persevering becomes possible. This work deals with analyzing, from a theoretical perspective and multidisciplinary urban institutional economics, opportunities and tools that are available to achieve such an order.