61.   A few states, including New York, require businesses that install and monitor home security systems to be licensed.

62.   A few years ago, Sievers, an enthusiastic amateur chef, was installing security systems for a living when a friend introduced him to cooking with concentrates.

63.   A new security system disables the car unless the proper key transmits the proper digital signal.

64.   A new security system being developed in Britain can identify individuals by the unique way in which they walk.

65.   A signal sent from the computer in the car could arm the home security system or turn down the thermostat.

66.   A Mexican official said that Tijuana police had been involved in that killing, since Magana could see the men through a security system before he opened his door.

67.   A ragtag team of techno-whizzes, who specialize in foiling security systems, is sent on a government-mandated mission to steal a mysterious black box.

68.   A new security system immobilizes the engine unless the correctly coded key is used.

69.   A Northeast Asia security system?

70.   A state-of-the-art security system protects the operation.