If there is a question "what is your goal in entering a university or institution?" Of course, everyone's answer will be different. But more or less the basic answer is almost the same, especially if it's not studying, continuing studies, seeking experience, adding relationships, deepening knowledge, and so on. However, friends, we need to know that it's a shame if we only go to college without filling the void with useful things. So, what is one thing that is useful?