Banking is an industry that handles cash, credit, and other financial transactions. Banks provide a safe place to store extra cash and credit. They offer savings accounts, certificates of deposit, and checking accounts. Banks use these deposits to make loans. These loans include home mortgages, business loans, and car loans. Banks are a safe place to deposit excess cash. The Federal Deposit Insurance Corporation (FDIC) insures them.1 Banks also pay savers a small percent of the deposited amount based on an interest rate.