All we have at this point is estimated guesses of what skills do for this game since it is a simulation. The best place I can point you to is the couple of stickies above this post. Mainly here: http://www.grid-iron.org/index.php?page=community&subpage=viewt&t=4096 and http://www.grid-iron.org/index.php?page=community&subpage=viewt&t=1378

Of course if you have any questions after reading that, feel free to post or PM one of the users you see around the forums alot, we'll be glad to try are darndest to help ya out.

Welcome to GI.