> ## Documentation Index
> Fetch the complete documentation index at: https://docs.thanks.io/llms.txt
> Use this file to discover all available pages before exploring further.

# Order Preview

> How do I preview an order?

Any order can be previewed by setting the `preview` parameter to true during a [Send Mailer](/api-reference/send-mailer-usage) request - links to PNG previews of the mailer will be returned in the response.