You want to take the guess work out of the situation?
http://www.tigerdirect.com/applicati...&Sku=P16-41438
"Proximus P16-41438 Video Security Kit - 4 Channel, 500GB HDD, 4 Cameras, H.264, 400 TVL, Motion Activated Recording, Smart Phone Remote Access, USB"
350.00 (shouldn't be too expensive shipping to DR)
When I was in New Orleans we bought the same set up and in the space of 6 months caught two thieves red handed, one went to jail, the other the cops couldnt find- but he never came back. heh...
But in any case, you have video evidence, easy to set up and monitor with almost any TV, and you can set up a feed on your computer.