The banking sector is a financial organization that provides credit approval services, receiving deposits, issuing money, buying securities, collecting savings deposits and paying intermediaries, and providing other banking services. The key role of the banking sector is intermediation based on retail transactions. The banking sector facilitates the execution of extraordinary available transactions that take place in the labor market, goods and financial capital. Banks are extremely important for citizens because they allow them to store their money in current or savings accounts, the same money can be returned at any time, regardless of need, by directly withdrawing money from ATMs, printing checks or using debit cards. In a payment system that assists the entire economy in the exchange of goods and services for money or another financial form, the banking sector conducts exchange transactions with a key intermediary role. The banking sector provides cash lending services in a very safe and easy way, it also provides the possibility and savings to citizens if they open special accounts in the bank's branches. Throughout history to modern times, the banking system has changed markedly as have the activities they provided to citizens. Therefore, nowadays there are many types of banking sectors that are committed to certain jobs. Banks are divided into central, commercial, development, commercial banks and savings banks. Each of the above is explained in more detail in the paper and shows the activities, strategies and policies of the banking system that it implements and at the same time the benefits it provides to bank users.