In the U.S. credit unions timely and full repayment of loans is a common phenomenon. Unpaid and delinquent loans are not more than 3% of their amount. First central bank of credit unions appeared in 1876. Credit unions began to appear rapidly in many European countries. Until the mid-XX century, credit unions in the United States had little assets that did not exceed, as a rule, 100 thousand dollars Historically, credit unions have grown from the experience of credit cooperatives, but they took the experience of organizations of mutual aid of citizens by moving methods of social self-protection from labor and toward consumption. The right to use the services of the credit union have only its members. Credit Union - a non-profit financial institution specialized in mutual financial assistance by providing savings and credit services to their members. Unlike banks, in order to use the services of a credit union, you have to become its member, having written an application and having paid thus shares and membership fee. Credit union as a consumer cooperative operates on the principles of equality of all its members.