If you want to be nice and get the illegals out you need to set up a system that makes it to their advantage to leave and go home. Something like:
Pass a law giving illegals 12 months to voluntary go home.
After 7 days of notifications enforce boarder with deadly force.
So why would they go. In the law if you go home you can apply
for citizenship at a later date from your home country. You get to
keep your money, and property and business and can use the 12
months to liquidate it and leave. However after the 12 months if
your discovered you loose everything, accounts, cars, all personnal
property without due process. GONE. You will be transported to
GITMO within 24hrs and be re-patriotated from there. You can never
apply for citizenship or become a citizen forever. How about a policy