One such technique is to create a diversion, as illustrated by Vincent Lahouze, an artist based in Paris, France. He recounted on his blog how he ended a potentially dangerous situation of harassment in the Parisian metro:
Художник Венсан Лахуз (Vincent Lahouze) рассказывает, как однажды он вмешался и положил конец опасной ситуации в метро: