>> >> with the drifter types after you thought about it is what would people do most effective leafhopper? what would they do in order to prevent those petty criminals from coming into contact? do you think the onus lies on getting those entrepreneurial figures one means or another away from them or what you hear often is look building a football pitch is not the key but then i think maybe it is. the beta little more football in their lives so what is your thought how you prevent them for -- from falling into the orbit? so looking at the interplay cd to introduce the measures from getting in contact with the organized circle to contain the hour entreprenuers. that is highly difficult because many of the activities are not possible and do not break any rules. that is the challenge of don't really go. >> you show examples of spikes and the times that our lower so i am interested in policies that reduce tension it is asymmetrical power dynamics. to suggest policy recommendations. >> and that doesn't work specifically on counter measures. with up policies. but what policies would reduce? of c