Corporate credit unions are united on a cooperative basis in the Central Credit Union (US Central Credit Union). When organizing the credit union it is important that people know each other and know the extent to which each of them is trustworthy. Credit union services are available only to its shareholders. To reduce the risk of default on loans members of the credit union shall the joint guarantee. A potential new member of a credit union must submit a recommendation of shareholders in which the referee becomes a warrant of a future member of the credit union. Credit unions are competitors of savings institutions, adding interest on deposits of members. This applies to the shares, as well as to additional funds transferred to the account in the credit union. Consumer loan and reliable savings - these are the main goals, which mean "natural persons" having decided to unite in credit consumer cooperative. Unlike banks credit unions limit their activities to a closed circle of people.