Today Banks have become a part and parcel of our life. It was the time when the dwellers of city alone could enjoy their services, but now it is not so. Gradually, banks have emerged with different services and innovative technologies. Apart from their traditional business oriented functions, they have now come out to fulfill national responsibilities. Today's Banks cater to the needs of agriculture, industrialists, traders, working women, students and to all other sections of the society. Thus they accelerate the economic growth of a country and steer the wheels of the economy towards its goal of "Self reliance in all fields". Hence, today, banking sector has become the lifeline of the economy. Nowadays, Co-Operative banks are progressing very fast than other commercial or nationalized banks. The customer service, lending services and other banking facilities given to the society is being better than other banks. So People are also being attracted and interested in Co-Operative Banks. The main aim of the Bank is to extend credit facilities to the small traders, workers, housewives and all other marginal customers. In this book, functioning of the Co-Operative Bank is highlighted.