low volley

on the volley that has come below net level–slightly open the racquet face still keeping the racquet above the wrist– carry the shot back slight over net level

more overhead

on the lob going up– turn immediately– get your preparation a quick hands and head up and reach and hit it

hit up

stuck at home after getting new knee– Knowles today pointed out how Zverev , who is 6’6, on contact point he hits up and using the spin to bring the ball down