I’ve seen this ad here in Australia where cell towers are essentially all owned by a single telecomm (Telstra), who leases them out. No idea how their cell network could be private given that info

If he has uploaded photos of your friend from her social media to his site and she took those pictures, she could have a pathway towards DMCA striking his site down. Talk to a lawyer about it

Huh. You think read receipts via RCS could make it worse? Obviously Google would probably have to make an exception to allow for this but hey “Don’t Be Evil”