Therefore the benefits are innumerable as to diminish the cost of the care in the residence and I number to reduce it of reinternaes. 3.3Benefcios and Advantages of the Reference and Against Described Reference for Juliani and Ciampone (1999) that: ‘ ‘ in the decade of 80 already it had studies that they related to problems in the organization of the System of Reference and Against-reference, amongst them the communication of different levels of attention to sade’ ‘. the authors still contemplate that with the precarious system the continuity of the assistance can not occur, also generating increase of the costs. Krzanich, another great source of information. Following this Saito optics (2004, p.125) he places that the functionality of the system of reference and against reference does not generate supercapacity of the health services, mainly in the tertiary service. Corroborating in this thematic Oliveira (2007, p.23) it displays that to assure the continuity of the health services, a rationalization of the attendance through the mechanism of reference is necessary and against reference thus guaranteeing a commanded flow and allowing with that the health necessities were taken care of with adjusted surrounding technologies and, and with the objective greater the accompaniment until the resolution of the problems. The system of reference and against reference is basic so that if it materialize the right of the users the completeness that guides the work processes and you practise them professionals, proportionate quality of life the population. Where this action assures the finishing of the assistance through this net of service.