Originally Posted by
Fr_Chuck
If you work, and someone reports it, your friends mom will have a very large fine, and you will have to pay a fine and will be deported (not allowed to return) And you don't want to be in jail there.
You can only work on a work visa, if your friends mom has a authorized business, and will pay the government fees and if she gets a permit to hire a foreigner, you may qualify for a work visa.
On a student visa, you stay in the country for as long as you go to school, if you go to university there, you stay for as long as you go to university.
You get a Passport from your government, but the visa comes from the Brazil government. You normally get a tourist visa for one year but must leave Brazil every 90 days. (going anywhere across the border_