20 An ASIS Foundation Research Council CRISP Report This final section summarizes key lessons from the research in the form of a set of guidelines. These are organized around the contributions of (1) police, (2) government, and (3) place management.4 An ASIS Foundation Research Council CRISP Report Areas between perimeters and external walls should be cleared of all tools, scrap, and any items that could be used to jimmy open doors, windows, or cladding.