Representative organization, leading the coordination work in the field of development of both global and national credit union movement is the World Council of Credit Unions (WOCCU) established in 1971 (headquartered in Madison, USA). 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. In the UK, credit unions are a source of financing of people groups. This tool is not widely used. Credit unions encourage the proper use of shareholders savings, developing social programs (education, health, recreation, housing, etc.).