Good stuff Leo! Check out Grip Like a world Champion by Jimmy Pedro. Gripping is really overlooked in gi grappling, but it is one of the most crucial aspects. In Jufo the person who gets the grip they want first usually throws their opponent.

Learn to switch grips quickly and really work for the grip you want. Watch gripping videos by Jimmy Pedro and Rhadi Ferguson on youtube.
"Let your food be your medicine, and your medicine be your food" Hippocrates.