User Documentation Guideline

We need to have an User Documentation Guideline, for example:

Avoid to redirect users from Support Portal to Trac.
If a resource is only available in 2019.www.tpo we should migrate it to other portal: support, tb-manual, community.

Edited Dec 12, 2019 by Gus

To upload designs, you'll need to enable LFS and have an admin enable hashed storage. More information