I don't have an answer for that - I can only say that I had the same problem in a semi-detached house in the UK with neighbours smoking weed in their garden and

I don't have an answer for that - I can only say that I had the same problem in a semi-detached house in the UK with neighbours smoking weed in their garden and the smell coming up through our (quite far away) open windows. Your stars sound good, but I don't be able to give up being able to walk everywhere.