You can ask questions about Gmail schemas on [Stack
Overflow](https://stackoverflow.com). Google engineers monitor and answer
questions with the `google-schemas` tag, so include this tag when asking
questions.

- [Ask a question with the google-schemas
  tag](https://stackoverflow.com/questions/ask?tags=google-schemas)
- [View all google-schemas questions on Stack
  Overflow](https://stackoverflow.com/questions/tagged/google-schemas)