The first disadvantage is that it is quite expensive. Not only because of the cost of education, but also because you have to live somewhere, eat something and be ready to pay it by yourself. Finances may become the main problem. Secondly, a new environment is a really challenge for foreign students. They can experience a culture shock. Even if a student knows a lot about a country where he is going to live, there is a probability that he will be faced with some differences. For example, differences in students` behavior and relations. The last disadvantage is that you, undoubtedly, can feel homesick, be lost or alienated. You may find yourself feeling alone without your relatives and friends. Furthermore, making a good friendships takes time and it can be more difficult in a country that you are not used to.