
Originally Posted by
john botello
The faster you power your legs down to the mat on the roll, the faster he'll come around. So as you get better build your speed. It's one of my favorite ways to take the back.
this ^^^
and get used to throwing the choke in during the roll. you'll find that often your opponent will be surprised and disoriented during the roll, which will expose his neck for a split second. you can wait until you have his back to start looking for the choke, or you can snatch it up during the transition (which is where you will have to catch anybody good, anyway).