The next level up is the two-year associate degree which can be found at numerous colleges and universities.
Complete the first mission, but don't level up by pressing the Select button.
Also, make sure when you level up that you don't train, so you can continue getting the same amount of experience easily.
They are hit points (health), energy points (required for B-button attacks), strength, power, and endurance, and each of them grow automatically upon level-up.
Francesco's Leveled Creatures and Items- Adjusts the random monsters so they do not level up when you do.