Fund of Mutual Financial Aid of the credit union can be extended by sponsorship contributions from businesses, organizations, including on a returnable basis. Credit unions attract people in the first place by the opportunity to get cash loan (credit) - quickly and relatively inexpensively. Principles of cooperative democracy and interaction were adequate to the purposes for which people joined credit unions. First Credit Union was savings unprofitable institution, or rather credit cooperative, providing services to its members. All the members of the credit union, regardless of gender, ethnicity, religious and political beliefs, as well as the size of the monetary share have equal rights. Credit unions of the open type are still controlled by their members, but at the same time provide services to people who are not its members (external customers). 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. 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. Standards by which credit unions build their work do not coincide with the standards and regulations of consumer cooperation of the usual type. U.S. credit unions have another significant difference from the credit cooperatives of farmers: the first have major proportion of short-term loans, the second - long and mostly in real estate.