Those persistent door-to-door alarm salesmen who have hounded Broadmoor residents constantly for the past couple of weeks work for a company that has been sued by the Arkansas Attorney General and several other states.
KATV's "Seven on your Side" recently ran a story on the company. See it here http://www.katv.com/story/14701520/vivint-home-security
Jason Pederson offers several tips on with alarm companies to make sure you get a good system from a reputable dealer.