Commercial banks are the backbone of the financial services industry. These institutions play the critical role of providing individuals, consumers, small businesses, and corporations with the financial products and services they need. It is through commercial banks that consumers can access deposits, offer credit, and manage investment accounts. Commercial banks allow businesses to borrow money so they can expand their operations and use it to create jobs and generate income.

The primary purpose of a commercial bank is to provide deposit and loan services to customers. Customers deposit money into a deposit account at a bank, and the bank pays interest to the customer. Customers can also use their deposit accounts to write checks and make purchases. Commercial banks also offer loans, mortgages, and cards in addition to the traditional deposit accounts. The bank charges interest on loans, which is what makes them profitable.

Commercial banks play an important role in the functioning of the financial system. They act as a conduit between the public and the private sectors and facilitate the transfer of money between the two. Without banks to consolidate the business between the two sectors, much of the economic activity would be hampered. Banks are also essential intermediaries in the capital markets, where they provide an essential link between investors and the companies whose stock they trade.

Commercial banks are heavily regulated. The federal government, as well as state and local authorities, regularly monitor the activities of commercial banks to ensure that they are following the applicable local, state, and federal laws. For instance, banks must abide by various laws and regulations that govern the types of transactions that are allowed, how transactions are documented, the disclosure of information to consumers, and the manner in which the money is handled. Banks must also comply with the Federal Deposit Insurance Corporation's regulations and standards, which protect customers from financial losses in the event the bank fails.

Commercial banking is an important part of any economy as they provide an essential link between finances and the public sector. These institutions offer deposit and loan services to customers, facilitate the transfer of money between the public and private sectors, and help companies access capital markets. Banks are regulated to ensure that they comply with all laws and regulations, secure customer funds, and protect their customers’ financial interests.