Step 1: Build your form and include all necessary fields. Email Logic can be used with the Dropdown List, Checkbox, Number, Event, and Radio Button fields.
Step 2: Add a submission message to your form. You can create a custom message, redirect to an external URL, or display the default submission message.
Step 3: Go to the Emails & Actions page to set up your email logic flow. You can select when and under what circumstances you would like to send the email.
For more information on setup, please read this Help article.