Salesforce provides several declarative tools to implement business processes and custom user experience Flows. End user operations such as creating, updating, or starting an approval process for a record can be customized through two tools, known as Workflow and Lightning Process Builder. When you need to implement a UI Flow that provides a wizard or interview-style user experience, you can use the Lightning Flow tool. This tool can be used to define more complex conditional business processes that need to read and update records. Automation Flows, or sometimes "headless Flows," are Flows that do not interact with the user and can be referenced within Apex code as well as Process Builder.
Lightning Flow lets you build engaging UIs but has its limits since it is not a programming language in a traditional sense. This does not mean...