PLease no talk of bar coding peoples foreheads. Thats has to much of an anti Christ end of the World mark of the beast feel lol.
all we need to do is require businesses to show that their costs were paid to legal residents/citizens before they can deduct them.
Require guest workers to apply at the US consulate at their home country, with fingerprints.
Oh, and build a wall/fence and allow use of deadly force against people sneaking over.