RandomActsOfMuffDive
Hookup and personal ad comms are fine as long as, as you say, there's no commercial activity going on. Though once you start using words like "transaction", radar is going to go up.
(as much as I deeply, deeply despise SESTA/FOSTA, we have to stay on the boring, shitty lawful side of it or risk going the way of switter.)
Where do babies come from?