When follow-up messages go out
The next morning, not while they’re still sitting there.
The thank-you goes the following day. A message ninety seconds after somebody connects reads like a machine watching them, because it is.
Review invitations go later still, once they have definitely left. Asking somebody to review a meal while they are eating it produces worse reviews and Google discourages it.
You can change the timing, and you can turn any of it off.
More in messages and reviews
If this did not solve it
Email hello@margovy.com. Tell us the venue name and what you were doing when it went wrong, and a person will reply.