My advice is pass, pass, and pass some more..
The secret to SWOS is learning where your players are at all times, and being able to pass accurately. If you master trhat then you'll master SWOS in no time.
As for free-kicks, don't play a shot, pass from the free kick and shoot from there, vary your style of play.
Learn how the computer plays, it is very predictable and can easily be overcome
Players values always decreased for me
again apart from keepers, I think there must be a bug in the game