What is the best way to represent a three-way decision inside a Flowchart?

Representing a three-way decision in a Flowchart is effectively accomplished using a Flow Switch activity. This activity allows you to define multiple branches based on a condition or value, making it particularly suitable for scenarios where there are three different outcomes based on a single input.

The Flow Switch enables you to set distinct paths for each condition and handle three distinct cases seamlessly within a single control structure. This organization simplifies the flow of the chart, making it clear and easy to follow for anyone reviewing the process.

In contrast, using a Join activity is intended for synchronizing multiple paths into a single one, which does not serve the purpose of managing separate decision outcomes. Multiple If activities could be used to handle different conditions, but they may lead to a more complex and less readable flow, especially if the conditions are not mutually exclusive. A Parallel activity is designed to execute multiple activities simultaneously rather than deciding among distinct paths based on a condition, thereby making it unsuitable for representing a three-way decision.

Therefore, employing a Flow Switch provides a clear, concise, and organized way to manage multiple decision pathways.