A program that's now six years old gives police in Alberta the right to board up homes that have fallen into the hands of drug dealers and pimps.
Since 2008, officers have targeted 13 Edmonton homes, evicting the criminals, nailing the doors shut, boarding up windows and fencing off the yards.
But does the program work? Or do the drug dealers and prostitutes keep coming back?
Click on the video to see what the CBC's Scott Fralick found out.