A criminal justice program usually features courses that teach students the skills and knowledge needed to work in law enforcement. Courses in a program may include policing, criminology, cybercrime, ethics, administration, border security and corrections.

Mexico, officially the United Mexican States, is a federal constitutional republic in North America. Working may require a work visa, which is difficult to get if you want to freelance for a short time. Most of the government-funded universities in major cities (state capital) have short courses on history, gastronomy, and cultural subjects, and most of them are almost free.