In recent decades, many credit unions began to resort to such form of service as To reduce the risk of default on loans members of the credit union shall the joint guarantee. Until the 70's there was a proliferation of the U.S. credit unions due to the increase of their number and the number of shareholders, although it must be acknowledged that there was also and a qualitative growth. As of the January 1, 2012 the national associations and confederations unite more than 196 million members participating in the 51,013 credit unions in 100 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 In some cases, the initiators of credit unions can be trade unions, associations such as social support centers and others. The supreme body of the World Council of Credit Unions is the Assembly, which elects the president and the board of directors of WOCCU. In the UK, credit unions are a source of financing of people groups. This tool is not widely used. Credit Union - one of the most attractive financial institutions for the public being a non-profit alternative to banks.