Originally Posted by
MazdaMatt
Don't try to jerk the bar off the floor. Grip it tight, straighten your arms, lock your shoulder blades back and down, pull the bar towards your shins hard and start the motion by driving your heels into the floor.
Also, no need to heave your upper body backwards at the top. Just stand up.
Squat - read about low-bar. In summary, get your thumbs off the bar, get the bar lower on your back, bring your hands closer together and reach back/up with your elbows. But don't pay attention to this, read about it in detail.