The San Francisco Police link to http://www.crimemapping.com/map/ca/sanfrancisco http://www.crimemapping.com/map/ca/sanfrancisco from their page at http://sf-po

The San Francisco Police link to http://www.crimemapping.com/map/ca/sanfrancisco http://www.crimemapping.com/map/ca/sanfrancisco from their page at http://sf-police.org/index.aspx?page=1618 http://sf-police.org/index.aspx?page=1618 which has some discussion of their data policies.