E Verify can only be used after hiring meaning the employer has to invest in recruiting and selection and be exposed to the potential liability for hiring an illegal or for firing someone for a false determination. In addition the employer has to bear the cost of training the new employee. The incentives are to hire John instead of Juan at the risk of enforcement for racial discrimination.
We need as a priority to reduce the inflow of illegals by securing the border, tracking overstays and reforming asylum laws Then get back to enforcing immigration laws in the interior. This will cause a major reduction in the number of illegals applying for work making it far easier to find and prosecute illegal job seekers and employers