Originally Posted by Vendzilla

Best security is a little hyper dog, they bark, you shoot. Bigger dogs are good for patrolling your property.
I had a black Newfoundland, he killed things in the back yard all the time. Completely black dog and when he smiled, that scared the crap out of people.

But for inside, get a little dog, they are more likely to sound the alarm.
Get to your gun and shoot.