(1) Shut off all welfare to illegals.

(2) Shut off all outbound money wires to Mexico and Central America (and increase money laundering watchdogs for attempts to send money through other countries).

(3) Make parents prove their own citizenship for any children they have in schools.

(4) Make employers and contractors prove citizenship of employees and sub-contractors.

(5) Make landlords identify citizenship of renters.

(6) Declare war on drug cartels and human traffickers -- both within the USA and outside -- and implement military action against them.

(7) Impose sanctions against Mexico for as long as any illegals are caught crossing the US/Mexico border (same for Canada).