Although you may think at first "why I should go to grad school when I can get a job right now with my B.S?", there are many reasons that may encourage you to spend few years of your life in the grad school.

1. With a higher degree, you will get better positions and go up faster at work.

2. You will gain deeper knowledge .

3. You can study something quite different from your undergrad .

4. You will gain a social prestige.