Borrowing rate for the credit union is a source of income to cover the administrative costs. All excess funds are returned to members in the form of dividends on savings. Principles of cooperative democracy and interaction were adequate to the purposes for which people joined credit unions. In the case of default the shareholder - individual will respond with its property and, in addition, is jointly and severally liable with the credit union's commitments. 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. Worldwide credit union movement is represented by regional confederations and national organizations within the World Council of Credit Unions.