Just enforce current law!!!
Give employers 30 days grace to rid their establishments or homes of illegals and after that fine them say $10,000 for a first offense and 5 years in prison for a second one.
In 60 days every illegal will go home!!!
Give motor vehicle departments, public schools, and welfare offices 30 days grace to rid their rolls of illegals and after that fine them $100,000 for a first offense and 50 years in prison for a second offense.