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. In the U.S. credit unions timely and full repayment of loans is a common phenomenon. Unpaid and delinquent loans are not more than 3% of their amount. 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. The main activities of credit unions, aimed at the organization of mutual aid and social support of citizens is not intended to profit. In the UK, credit unions are a source of financing of people groups. This tool is not widely used. The specifics of credit unions and, in some sense, their uniqueness lies in the fact that they work not for profit and do not appropriate profit.