Chances are that like most ambitious chess players all over the world you already have Mega Database 2022, with 9.2 million high quality games, more than 100,000 with expert analysis. But do you know how to use Mega properly, how to conduct instant preparation for your next opponent? How you can use it to improve your repertoire. Let an experienced chess trainer show you how: IM Sagar Shah does it in this tutorial video. Watching it can be the most profitable 7½ minutes you have spent on your chess improvement in a long time.