Knowing and understanding the rugby mark may help you get out of trouble in your own 22 metre area.
You use this rule infrequently - when isolated to get out of trouble.
It would normally be the fullback or winger who catches the ball - but it could be any player
The ball has been kicked ahead by the opposition and has not yet touched the ground.
The player about to catch the ball is usually about to be tackled by opposition players following the kicked ball.
The player about to catch the ball must...
If the player is in the air they may still call for a mark - as long as all the conditions for a mark ar fulfilled.
It would be unusual for this to happen but even though a 22 metre drop kick is a restart, it can still be marked because it is not a restart from the centre line of the field.