Webevaluating the ‘implementation, efficiency and effectiveness of a crime prevention programme’ (2016, p5), scoring an initiative against each to provide an. Webon may 26, 2021, the department launched a violent crime reduction strategy strengthening psn so that it is built on newly articulated core principles: Websocial crime prevention approaches often focus on “risk factors” as the key drivers of intervention. Such initiatives include structured interventions in the family life,. Webthe best available research indicates that changing laws from “no issue” or “may issue” to “shall issue” may be associated with increased rates of violent crime,.