Need a 20 year moratorium on ALL immigration.  
We need to hold politicians accountable for illegal activity like anyone else.
We need to fine employers having any illegals working for them.
Do not cover defaulted bank loans that are made to non-citizens.  
Ban mortgages and renting to non-citizens.
E-Verify.
Jail time for execs that hire illegals.
This would be a good start.
But just remember they are in panic because unless you have ample supply of people working under someone else's social security number and paying into it without any hope of seeing a penny - they needs this because there is not enough money for the citizens and the refugees that allow into the country anyway.