ALSO, I wholeheartedly agree that the most important aspect of security dog training is the ability to call the dog off - the «Leave It» command. (pethelpful.com)
I train security dogs for one of the largest security companies in the western hemisphere and, I also run a smaller facility that helps in police and civilian dog training. (caninejournal.com)
Certain dog breeds are better inclined to security dog positions than other dogs. (dogcare.dailypuppy.com)