They probably are doing a lot of little illegal somethings. The issue is that each violation is minor and each "victim" has no idea of the scope of the operati

They probably are doing a lot of little illegal somethings. The issue is that each violation is minor and each "victim" has no idea of the scope of the operation -- so it's natural to just throw away the sign. This is the sort of pathology that has prompted the creation of class action lawsuits and the national do-not-call registry.