Membership in the credit union is voluntary and is open to all citizens bound by with joint work or residence, who wished to create a credit union to use its services and are willing to take on relevant commitments and responsibilities. Corporate credit unions are united on a cooperative basis in the Central Credit Union (US Central Credit Union). First Credit Union was savings unprofitable institution, or rather credit cooperative, providing services to its members. At the organization of the credit union it is important that people know each other and know the extent to which each of them is trustworthy. In the credit union compensation for use of the loan (interest) is a source of compensation for savings. 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. Contributions from of shareholders in credit unions in no way can be considered as borrowed funds, they come from the shareholders and for the shareholders and can not be used to provide services to third parties.