Place the bar across your hips and place feet evenly on the ground.
Raise glutes until torso and quads become straight.
Slowly lower until torso and quads make a 90 degree angle, then repeat.
Placing feet too high, restricting the top of the movement.
Rushing repetitions, using momentum.
Placing feet too low, restricting the bottom of the movement.
Position the barbell across your traps, step back and have feet shoulder width.
Bend your knees to approximately 90 degrees.
Extend back up to the start position and repeat.
Knees caving in past big toes.
Using momentum to drop down.
Bending the back.