1) Start actually prosecuting both illegal aliens and employers that hire them and,
2) Park a couple of infantry divisions along the border.
I would like to add:
3) Put a 50% tax on all funds transferred to any country south of the Rio Grande that would go into state treasuries for educating the illegal off-springs.
There are two things that will fix the immigration problem:
1) Start actully prosecuting both illegal aliens and employers that hire them and,
2) Park a couple of infantry divisions along the border
No. 1 is unlikely
No. 2 is itself illegal under Posse Comitatus. ( Remember the Katrina fiasco?)