The ‘Ankle Isolation’ Guard Pass is one of the most effective I know.
I first saw my instructor Roger Gracie using it several years ago and was impressed by how the technique shut down an opponent’s hips. I spent about a year playing with the move and I’m at a point now where I think I’ve figured it out. Let me know if this helps you or if you have any details to add.
The Fundamentals of BJJ, including Guard Passing, are covered in The BJJ Building Blocks course by Roger Gracie Black Belt Nicolas Gregroriades
Jiu Jitsu Brotherhood Recommends: Here are our recommendations for products and services that can improve your jiu jitsu and health. This is a short list since it only includes our top picks. For white and blue belts: BJJ Building Blocks - The ultimate fundamentals program for jiu jitsu beginners For those wanting progressive techniques: Flow Jitsu - Smooth-flowing combinations from 'BJJ After 40' Legend Mike Bidwell For those struggling to remember their techniques: Beyond Technique - concept-focused jiu jitsu program by black belts Nic Gregoriades and Kit Dale For those wanting a reference manual for BJJ: The Black Belt Blueprint - Nic Gregoriades’ bestselling book on the art of jiu jitsu