[ljguitar]

Originally Posted by wintersnowman

Can you explain this concept further?

Hi wsn…
Yes, the thumb riding underneath combined with the elbow/forearm form a lever and will help pull the finger/barre down.

Here are 3 short (1 min) videos I made for students and friends regarding barre chords - hope they help

Where is the pressure - CLiCK

From above & behind - CLiCK

Basics of Barre - CLiCK