TONS of questions on these boards pertain to the basic fundamental understanding of how to play our game. It is very true our tutorial does not do the best job of teaching you some of the absolute key rules and strategies that will help you ascend to a Champion of Olympus....and not get your a*** handed to you every match.
We recently created a page to solve your "what does this do, how do I do that" misery.
Please take 5-mins to read this glorious basic strategic tips page.
Correction - L3 is SPRINT!