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An analysis of 44 research studies was carried out by the Campbell Collaboration, a review body, which found that while cameras have a modest impact on crime levels, they are at their most effective in reducing car crime in car parks, especially when used alongside improved lighting and the introduction of security guards.
Originally posted by thisguyrighthere
Until every human being has 24 hour coverage by their own police force nothing will ever prevent any crime against them save their own ability/willingness to do what is necessary to protect themselves.