Hi all, Is it a must to use Continental Grip when doing flat serve? or should i say what grip to use to hit a flat serve. Currently i'm using my forehand grip to hit a flat serve......when i try to use continental grip.....my serve breaks down(i feel very uncomfortable using continental grip). So the qns is 1)y must we use continental grip? 2)what is so wrong with using forehand grip.? 3)any advise when using continental grip to serve? Any help will be appreciated.thx!