I did high order bill collecting for USPS ~ kinda' the same thing except much less personal and for much more money.
No wonder we don't get along.
In this case, however, we are talking National Defense. We need a closeable border. A fence is a start.
You guys who argue that a fence isn't perfect may be correct that it's not perfect, but not doing anything in a world full of shark like lawyers is IGNANT.