Change ennoblement - deliverables - Change Approach and Plan, Communication Plan, User Guide and On-boarding Guide

Hi,

Regarding Change ennoblement, we are planning to share below deliverables to client, as we are building new global intranet site in SharePoint online.

1. Change Approach and Plan
2. Communication Plan
3. User Guide and On-boarding Guide

Any template, old documents about this would be greatly appreciated. Thanks!