The BCS shows that security devices are effective in reducing the risk of burglary.
For example, victims of burglary are less likely to have security measures in place
at the time of the incident that non-victims.
Furthermore, victims of burglary with entry tend to have less security than victims
of attempted burglary suggesting security is effective in thwarting at least some
Between 1998 and 2000, levels of home security continued to increase and this may
partly account for the reduction in burglary over the period.
For example, 26% of households said they had a burglar alarm in 2000 and 75% window
locks. The figures in 1998 were 24% and 71% respectively.