Credit unions attract people in the first place by the opportunity to get cash loan (credit) - quickly and relatively inexpensively. Credit unions perform the function of social protection in a vital for people sphere of financial services. They care about improving the financial literacy of the population, are working on the formation of their members and their employees. International cooperation has been particularly felt since the days when Alphonse Desjardins began the activity on development of credit union movement in North America. 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. Shareholders in corporate organizations are basic credit unions, besides the same union can be a shareholder of several corporate organizations. Important specifics of creating a credit union - an initiative order of organization: people do not receive any instructions, orders or regulations, the unification into a credit union occurs by their will and decision. In the UK, credit unions are a source of financing of people groups. This tool is not widely used. Standards by which credit unions build their work do not coincide with the standards and regulations of consumer cooperation of the usual type. Worldwide credit union movement is represented by regional confederations and national organizations within the World Council of Credit Unions.