SF6 Guide - Whiff Punishing Hard To Punish Crouch MKs (Juri, DJ, JP), Auto Hitconfirm Technique
Borrowing two things I learned from players... one is a DJ player named NASH who told me how to punish DJs sweep, and DualKevin about using stand LK buffer DR.
There are probably more normals you can use this for, but these are the ones I know of and 3 of the best normals in the game.