In the U.S., credit unions have a clear organizational structure. All credit unions belong to one or the other parent credit union (there are 35 of them in the U.S.). Principles of cooperative democracy and interaction were adequate to the purposes for which people joined credit unions. 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. To reduce the risk of default on loans members of the credit union shall the joint guarantee. The supreme body of the World Council of Credit Unions is the Assembly, which elects the president and the board of directors of WOCCU.