Leverage is how you use your wrists joints and arms together in the golf swing
Stand slightly farther from the ball, widen your base, lower your hands and use a lob wedge or opened face sand wedge
Many slicers hit the ball to the right simply because they are lined up to the right, when they go to hit the ball their mind knows the target is to the left and then subconsciously changes the swing to outside in so that the club travels towards the target causing a slice