The key to putting topspin on your serve. 1. HIT THE STRINGS ... Take your serving position and put your tennis bag behind your back foot (your right foot if you’re right-handed; left foot ...

Marta Kostyuk ended a convincing win with an underarm ace — but this tennis mic-drop is also just a good tactic.

Few situations in tennis are more intimidating than facing a strong serve-and-volleyer. In doubles, that means two players will be at the net. It’s the most desirable position for a team to be in.