I see some document that explains how you could customize Page Template properties template. But I can't find any document that shows how to customize Experience Fragment Template Properties.  We want to use some template properties to drive Template so we can reduce number of templates that differ ...

Typically AEM allows to have ACL (Access control) based on folder structure and then it by default applies to hierarchy under that node. We have a use case where we want to have access control based on Template of Experience Fragments with the expectations that any content created using that templat...