Commercial banks are of utmost importance to home and foreign trade. They help in maintaining trust in money matters during trading. First of all commercial banks are very important in establishment of businesses. As they assist in financial matters. People can take loans etc if they are short of funds. Then these banks help the businesses in utilizing their surplus money. Businesses can invest their surplus money in banks and get fruitful returns while having a secure place for their money. Thirdly, banks are also very important in the buying selling processes like import export. Businesses can conduct national and international transactions securely through banks. Commercial banking tools like L/C, Guarantees, Performance guarantees, material and transportation insurance helps the businesses in secure transactions.