critisize,debate and (hopefully)improve my tactic.

I always try to create my own tactics not that they ever do particularly well.I have made a 4-2-3-1 tactic with my Man Utd team that i would like to share.I dont for a minute suggest that it is very good in fact i would say that it is well below par.What i would like is for people to have a look and tell me where they think i am going wrong.below is the tactic link

http://www.gamefront.com/files/20123432/4231homever2+%28Man+Utd%2C+Sep+2012%29.tac

I'll try a brief overview...with the amount of attack minded players i have tried to go down that road.my fullbacks are given licence to get foward.i have a ball winning midfielder(defend) playing alongside a playmaker(attack)aml/r play as inside fowards(support) with an attacking midfielder(attack) and complete foward(attack).Posession wise i'm quite happy almost always in my favour passing stats are really good hovering around the 80% mark but ccc's are low and the amount of long shots are infuriating.With the players at my disposal i think i should be streets ahead of the rest of the premiership but that is far from the case.

I will also provide the away version link which is ever so slightly tweakedie the fullbacks are on mixed foward runs.

http://www.gamefront.com/files/20123586/4231awayver2+%28Man+Utd%2C+Sep+2012%29.tac

I wouldnt even bother trying this with lower reputation teams,what i'm hoping for is a little feedback on what i can do to better understand and then implement a half decent tactic.