My customers come to me because I am good at what I do. If I started advertizing that I only hire US citizens to perform menial labor, it would not get me one extra dollar of investment.
Defending criminal charges or paying fines can get expensive quickly.
But if you go to jail for hiring illegals, you just may lose your customers...
That's OK. There's plenty of work for people who cut lawns when you get out of Sandstone.