What a load of rubbish!!! Doesn’t know the difference between a Sand wedge and a Lob wedge doesn’t hit full Lob wedge shots WOW This won’t help you understand wedges.
Point your upper hands thumb straight point you lower hands thumb to the side Wrap your upper hands pointing fingers around your lower hands pinky now if it’s a driver turn it to the left, If it’s a wedge don’t turn your body Now practice all that congrats your are doing a lot better.
The club Should be over your neck it don’t matter what angle, but if the club is too short you will slice it. Your knees slightly bent, leaning forward, back straight. Now swing for swiftness not strength. Now just practice.