Secure the border first.
*Deploy returning active duty troops, corps of civil engineers to erect structures, search and destroy tunnels, establish barriers, patrol and control the perimeter.
*Deploy spec ops on drug cartel intel gathering detail for recommendations to future actions. Know who and where they are and have a means in place of acting against them with prejudice should they encroach.
*Establish temp. work permit policy including harsh penalties for violation and the means to enforce them, then establish regulated ports of entry where illegals can apply for temp work permits. This includes illegals currently in the US.
*Develop a policy that allows temp workers to concurrently apply for citizenship in a manner that is equitable to all other citizenship applicants regardless of their nationality.
Oh show me the way to the next whiskey bar