Getting additional power points
Complete a full set of letters and you will advance a rank and get another power point.
Rotate your character in waiting room
While waiting in a room, you can rightclick your character on the right side, then hold it down. Now, move your mouse down to shrink your character, move up to grow him. They can get huge! You can also rotate your character by holding down the left mouse button on him, and moving the mouse in the direction you wish.