There are many illegal workers in the United States, most of whom are Mexicans. It is relatively easy and fast for them to cross the border.

It's hard to say whether the black workers are good or not. It depends on whether anyone invites you. If someone invites you, your salary will be lower and your working hours will be longer than others. Generally, China people who do illegal jobs are all in the catering industry, and they are all in cash. It is a bit difficult for the government to find out.

When it comes to police identification, it is hard to say. Some state police can check your papers without breaking the law.

Again, you are an illegal worker, how can you go to America?

Student? Students can work in schools. It is illegal to work outside school, and it is also a kind of black job.

If you are an illegal immigrant, you should be very careful, because it involves illegal residence.