Typically, donor contributions to the credit unions are targeted and used in the same statutory requirements and restrictions as the Mutual Financial Aid fund as a whole. Some credit unions are closed, serving only their members. However, the more and more popularitywin cooperatives of open type. Credit unions also differ from the traditional consumer cooperatives. Credit union services are available only to its shareholders. Cooperation between credit unions, how they would not have been named, took place always, from the moment when the movement moved outside one credit union. Income derived from the provision of services to its members, does not become the profit of credit union and is distributed among its members in proportion to their savings. Initially, the target groups of credit unions were farmers (Raiffeisen), and now they include both individuals (credit unions), and organizations. The value of credit unions is not limited to the role of the economic agent - they are an important element of the social structure and a factor of social stability and progress. Credit unions are financial institutions, financial cooperatives of citizens, and in this capacity they are above all associations of people, not unification of capitals, which is typical, for example, for public companies.