They do draw welfare, they use stolen social security numbers (maybe yours) they breed like roaches because their children automatically become US citizens and they therefor cannot be deported after they start spitting out kids.
It costs you, the US taxpayer, "BILLIONS", I'll say that again "B-I-L-L-I-O-N-S" of our tax dollars per year to provide these leeches with emergency & non-emergency medical care and other government subsidies, that you as a middle class working guy can't even qualify for.
I say put up a wall, string some razor wire, post signage that reads "IF YOU CROSS THIS LINE, YOU WILL BE KILLED!"
One and only One burst of warning shots, then follow the directions as posted !
Canada is different, they don't come here to act as leeches, they come to spend money. Plus they make good beer, even if they do still like the Queen!
I have read quite a bit about pre civil war America and the parellels are very eye opening.Slavery was not the cause, Government intrusion in to States Rights was the cause.