>> what i think chief is sur and mr. lotey both agreed that public issues that happen in parks and some of the ambassadorial issues that happen in the parks, we are working closely with sfpd and when you put this in perspective, we are charged with stewarding over 27 percent of the land. this is tough to do without the support of sfpd, but also without efforts to activate our parks and the volunteers and all the ingredients to keeping the safe parks. there is no question that with respect to vandalism and illegal dumping and the type of stuff that we are trying to correct a little bit through this ordinance, that in a sense this provides a little bit more of an efficient tool given the fact that we are resource challenged because it is impossible to keep our eyes, we enough staff to keep our eyes on all 4,000 acres. there is ths a tool that we ca