That was the problem with the 1986 amnesty, wasn't it? Perhaps this time, whatever we end up adopting, it will work somewhat better if the process is closely tied to employment. Certainly this is a problem that needs to be considered.
I don't totally disagree with those who say they should go back to their home country and apply. My fear, however, is that would be a dealbreaker for U.S. employers. IMO, it would be better to compromise on that part of it.
Our borders are also so vast and difficult to enforce, there is little that can be done.
It's easy for the "Armchair Quarterbacks" on this forum to spew all the criticisms and solutions but they all only measure up to hot air, for all the good it will do.
Any action, including the President's is worth a try. But any positive effort as well as idea, implemented in a joint effort is better than doing nothing.
Fences, military patrols, etc... have proven ineffective. The Berlin wall, a picket fence in comparison to what would be needed to stop the flow, was proven ineffective. Since it came down, Germany has prospered greatly. (just one small lesson from history)
Ageed.