2 Part Technique - Staying inside the Closed Guard is no good; for one, you will be defending the whole time and secondly, you will be losing time to attack. It is crucial to pay attention to the warning signs of a submission, before they become threatening. Grabbing onto his collars will help prevent getting caught in an armbar or triangle, so grasp his jacket firmly. If he pivots his hips away, respect this motion and counter it by squaring your hips back up with his. You have to be prepared to exit his guard when he gives the chance to do so. Also, beware of your opponent messing around with your own gi; if he begins wrapping it around your limbs or neck, duck out of the trouble and get out quickly. You must pay attention to the signs your opponent gives you concerning his plan of attack. If you feel him begin to climb his legs up for High Guard, prevent him from trapping your shoulder by blocking with your elbows. Lastly, be mindful over potential sweeps from your opponent. If you notice him position his grips, even if subtle, post a foot in the direction of where you could be unbalanced and pop up to your feet for the break.