Exactly what I was wondering. My guesses are - people posting agitating messages online - unlicensed posters on people's walls - posters or banners hung out

Exactly what I was wondering. My guesses are - people posting agitating messages online - unlicensed posters on people's walls - posters or banners hung out of people's windows Whatever it is, I'm sure one would not want the police to enter the house and perform a removal.