Most modern credit unions represent specialized consumer cooperatives of citizens associated by the principle of social community: place of work, place of residence, profession, or any other shared interest. Some credit unions are closed, serving only their members. However, the more and more popularitywin cooperatives of open type. Is necessary that all shareholders of the credit union were members of a single community, would know each other well enough to enjoy mutual trust. 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. Until the mid-XX century, credit unions in the United States had little assets that did not exceed, as a rule, 100 thousand dollars On the consumer credit market in the U.S. credit unions are on the third place after the commercial banks and finance companies and are ahead of savings institutions, not taking into account the loans on real estate.