Career at big four - what makes the last mile difference

As you prepare for being a CA, small habits can make difference, that can ultimately help you  to get a career at Big Four. Lets use this thread to discuss some of these. The first one is, get your concepts right as you prepare topics. Everyday in life at Big Four, you have to deal independently with clients where you are on your own. A logical viewpoint, that you can develop through learning concepts, helps you see through those moments.