Social influence and political agenda can both impact the structure and processes of the health care industry. Health systems studies can focus on this influence as well as how medical technology, social need, and politics affect the quality and quantity of care across the industry.

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 just want to freelance for a short time. Most of the government funded universities on mayor cities (state capital) have short courses on history, gastronomy and cultural subjects, most of them are almost free.

Part-time learning allows one to obtain a degree or qualification even if one cannot attend school on a full-time basis. One can learn at one's own pace, gradually accumulating credits that count towards a final qualification.