In two places, I have read that a page can be templatized. I cannot find any instructions. Can you tell me where in your documentation this can be found?
Create public facing release notes (from How to document releases and share release notes)
"Once you've created a release notes page you like, Confluence lets you "templatize" that page so you can use it again and again. By standardizing your release notes with a page template, you'll establish consistency for everyone using release notes. Learn more about Creating a template in Confluence."
Create a customer interview page template (from Creating insightful customer interview pages)
"Once you've created a customer interview page you like, Confluence lets you "templatize" that page so you can use it again and again. Learn more about creating a template"