The release process by occupation in fact, is a process through which an end to the arbitrary occupation of a building and restored his tenure in favor of the legitimate holder. But ahead by police officers, is a particular case in which administrative authorities exercise judicial functions, subject to special legislation and in which the sentence is uttered makes a formal res judicata and is questionable to the jurisdiction of the administrative law. This is an instance enabled to restare possession of property, but not to decide disputes arising at the time of the rights of ownership or possession because they must be bypassed befare the ordinary courts. Similarly, it is an institution not to be confused with similar ones, such as protection against disruptive acts of possession or mere possession, or the protection against arbitrary residence or domicile outside the restitution of property far public use.