Require employers to attest to their employees' immigration status as we already do.
Keep it illegal to unknowingly hire or recruit unauthorized immigrants.
Legalize certain seasonal agricultural illegal immigrants.
Legalize illegal immigrants who entered the United States before January 1, 2010 and have resided here continuously with the penalty of back taxes due and admission of guilt.
Citizenship requirements include a knowledge of U.S. history, government, and proficiency in the English language.
Immigration has a positive effect on the free market by allowing people to work in exchange for being in this country along with driving down prices resulting in an increase in our dollar's value. Low wages means an increase in the value of the dollar. Amnesty is the way to go every 20 years.
Why do you want to reintroduce slavery?
If immigrants want to move here and earn a living, then it's their choice. They should be paid and respected for it. Amnesty is the answer every 20 years or so. If someone has been here that long and stayed out of trouble along with paying their taxes, then I see no reason not to grant them citizenship. I feel providing an opportunity for someone to earn their own way is very generous.