There are a few things to keep in mind when choosing a first time computer case. The first is that you want a case that is both stylish and functional. You also want to make sure that the case can hold up to the wear and tear that comes with using a new computer. Another thing to consider is the size of the computer. You want to make sure that the case can fit your computer comfortably and that it is not too large or too small. Finally, make sure that the case has a good amount of ventilation so that the computer can stay cool and comfortable.