Here’s BJJ black belt Jon Thomas explaining the pros and cons of the shallow lasso hook vs the deep lasso hook from spider guard. This is an excerpt from https://www.grapplearts.com/the-open-guard-system/ which will give you a complete gameplan for the open guard!

BJJ black. belt Jon Thomas shows you one high percentage way to do the triangle choke from the open guard. In this technique he uses a collar sleeve grip and off-balances his opponent first (using the foot on the biceps position) before finishing the triangle choke. This is a technique from his Open Guard System, produced by Stephan Kesting and Grapplearts.com, available in DVD, online streaming and app form at https://www.grapplearts.com/openguard

How to go from not having a grip to having a strong, favorable grip that will allow you to dominate the rest of the match. Featuring Jon Thomas from https://www.grapplearts.com/openguard The Open Guard System, the newly released instructional with 5 comprehensive, step-by-step volumes that give you a systematic and super-effective method for sweeping, submitting and dominating your opponent from the open guard.