Historically, credit unions were preceded by widespread development of credit cooperation in many countries of Europe and America. In recent decades, many credit unions began to resort to such form of service as Typically new members of the credit union become citizens having suretyship or recommendations from their friends - members of the credit union. Among the U.S. credit unions, there are three groups that differ in terms of assets, shareholders, and business services. Membership in the credit union forms responsible citizens and conscientious attitude to their obligations as a norm of behavior, identify the value of a decent man's reputation in the business turnover. A credit union on its own initiative order is created by citizens (individuals) to solve their financial problems that they could not solve in other financial institutions. Today, the World Council of Credit Unions is represented as members four regional confederations and twelve national associations.