Whether you are employed on a training mission or studying in a foreign country,
there is an administrative task that must be done: you have to make sure your resident status is valid by applying for a residence permit or renewing it.
All new college students will tell you this : when exam schedules are available, the biggest trap is to feel that you are having a plenty of free time before studiyng.
A question that a lot of students are asking : is it better to study in a big city or live in a smaller university town ? The answer depends on what features you prefer to focus on.