Most modern credit unions represent specialized consumer cooperatives of citizens associated by the principle of social community: place of work, place of residence, profession, or any other shared interest. 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. The difference between credit unions and banks is clearly is apparent when comparing the structure of assets and liabilities of credit unions and banks. Typically new members of the credit union become citizens having suretyship or recommendations from their friends - members of the credit union. Share contributions are transferred to the credit union on the basis of membership for the whole stay of a shareholder as member of the credit union and are the basis of membership. To reduce the risk of default on loans members of the credit union shall the joint guarantee. International cooperation has been particularly felt since the days when Alphonse Desjardins began the activity on development of credit union movement in North America. Taking a decision to join a credit union, citizens create an organization through which they participate in the shared savings by mutual crediting and joint (collective) use of personal savings.