I have to agree with your legal team and I have found that including a clause/s, vague or specific, in contracts is counter productive for advocacy relations, both internal and external.
Unless verified by a third party: GartnerPI, PeerSpot, G2, TrustRadius, I avoid anonymity. But Alexie Glover is correct 'progress over perfection', although content captured without consent should never be utilized IMO.
Yes, initiated program utilizing Pendo with product to celebrate milestones, garner feedback and if: positive drive to peer2peer review / negative seek deeper understanding. Unfortunately not there long enough to see metrics and tie back to retention/churn/revenue.