Illegal immigrants have the mental resilience required to power through. They usually have a support network (family, relatives, maybe in the worst case some cr

Illegal immigrants have the mental resilience required to power through. They usually have a support network (family, relatives, maybe in the worst case some criminal organization that made a deal with them to exploit their labor). Homeless folks on the other hand don't have this (and that's why they homeless, and usually they burned all their bridges before they ended up on the street because the aforementioned mental health problems).