# FAQ

- [Replacement tags](/foxx/faq/replacement-tags.md): In this article you will find the replacement tags that can be used in our email automation app.
- [Sender address](/foxx/faq/sender-address.md): This article explains how you can change the address on the Foxx email template.
- [Gmail's warning messages](/foxx/faq/gmails-warning-messages.md): This article explains why you might see a yellow warning banner in your test emails sent with Beans.
- [Testing email notifications](/foxx/faq/testing-email-notifications.md): How to test email notifications