I still say there are many ways to return the favor of making life miserable for the neighbors. Some are legal & some might not be! :clap
I would watch everything this neighbor does & if it even seems leaning toward shady I would complain. Go to city hall & study all of the city ordinances. I...
I will not go into detail, my comments seem to frequently get me put into BYC detention, but your neighbor can sleep well at night & be extremely thankful that I am not you!
:fl