This document provides an overview of banking and its functions. It begins with welcoming the reader and posing introductory questions. It then defines banking as a business service that accepts deposits from the public and grants loans. The main text outlines the primary functions of banks as accepting deposits and granting loans through various accounts and credit options. It also details the secondary functions of banks as agency functions like collections and payments, and utility functions such as lockers, traveler's checks, and letters of credit. In the end, it assigns questions for readers and an activity on functions of various banks.