If what he's holding is a plate of his battered fish, I'd be complaining too. I thought they were flatbreads at first. If you want good reviews, you have to earn them.
Many years ago I had a similar problem with a taxi driver. He kept turning up to my house, and trying to talk his way in. In the end, I had to get a friend to pretend to be my partner to discourage him. Quite scary for a while.