You didn't get my point. I was alleging any kind of screening will keep those away which you would deem desirable. Also, despite having probably the most easil

You didn't get my point. I was alleging any kind of screening will keep those away which you would deem desirable. Also, despite having probably the most easily "defendable" borders, Canada has quite the population of undocumented immigrants and refugees. Sure they talk a great game of selecting immigrants. But that mostly applies to those who don't come over the southern border or just overstay their visa.