wireless home alarms systems

etrieved 8 July, 2007 at ollins, P. A. , icks, T. A. , Van Meter, C. W. 2000. Chapter 8: Crime and the threat environment. Principles of security and crime prevention, 4th ed. Cincinnati, OH: Anderson Publishing. Friedman.

They are usually installed on a wall opposite or adjacent to the protected glass and are effective within about 15′ to 25′.

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Accountability means that the source of the information is not anonymous and can be traced.

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