This document provides instructions on how to prepare a flow chart. It explains that a flow chart is a graphical representation of a process that uses symbols to show the steps in a process or solution to a problem. It discusses the main symbols used in flow charts, including their meanings and usages. The document also covers the advantages of using flow charts, such as better communication of logic and aiding in problem analysis, and limitations, such as complexity and reproduction issues. Sources for creating flow charts using software and mobile apps are also provided.