A commercial bank is a financial institution that provides various services to individuals and businesses. These services include accepting deposits, offering loans, and facilitating transactions. People often use commercial banks to save money, manage their finances, and access credit for purchasing homes or starting businesses. In addition to traditional banking services, commercial banks also offer investment products and financial advice. They play a crucial role in the economy by helping to allocate resources efficiently and supporting economic growth. Examples of well-known commercial banks include Bank of America, Chase, and Wells Fargo.