The presented work had for purpose show that it is possible to structure and keep an adequate administration of the area of credit and collection in a familiar company that never had well definite controls and processes. Being thus, theories and applicable basic concepts had been shown the practical one, beyond a study of real case where an administrator, when accepting to co-ordinate the area of Credit and Collection, came across with many problems as inefficient procedures and controls, high insolvency and resistance to change. Ahead by such situation, some actions had been taken in order to reduce the exposition to the risks, increase the controls and optimize the results of the company, amongst them the staff act of contract, change the image of the area with the external and internal public, negotiation with Banks and others.