You don't have to own their product to join. It is free, has radius features of your address, and will send you notifications of activity around your property. Scary enough, this is just a tiny sample of what has happened in my OWN neighborhood recently...
I pulled a radius of my home and saved the videos to share. Most were crimes of opportunity- seeking unlocked doors. My entire family has watched it and will be more careful about not only locking our doors/cars, but ensuring better angles on our own video security!
Knowledge is power.