Mexico has the potential to be a first world country, but first they have to throw off their corrupt oligarchy. Won't happen as long as we let them come into the US by the millions.
Closing the border and sending illegals home may actually encourage them to fix their problems.
When you figure a logical way to close the border as well as locating the illegals currently living in the unknown amount of unregistered rented rooms in this country. I'll accept your solution. But until then, I'll stick to my conclusion that we have to go after those who knowingly employ illegals