"Not only does it deter crime, it also allows residents to flag down an officer that they might not otherwise know is in the ...

Sometimes, if you're out shopping late at night (and perhaps lost where you parked your car), you might notice a blinking blue light in the parking lot. This isn't a standard parking lot light ...

Q. What do the flashing blue lights off to the side of the freeway mean? They flash at the end of long poles, perhaps near construction materials. There is one at the Pacific Coast Highway exit on ...