alt Hacker NewsFrom a systems dynamics point of view this is unstable as defectors still enjoy the benefits of nice enviroments while paying non of the costs (e.g. go window shop and try things on for size, then by the stuff from a low cost dropshipper).
So unless your "convicing" is a serious eufimism for fairy drastic emforcement, the plan is doomed.
If your neighbor is a defector (a game theoretically optimal name for "an asshole") there's nothing to do but turn the other way and talk to your neighbor over the other fence.
Social exclusion, like putting a kid in timeout.
Maybe they will get the hint, maybe not.