Even the most confident of players can feel their legs turning to jelly when it comes to preparing for a trial.
Your every move is being scrutinised. Play too simple and you won't get noticed. Try too hard to impress and you'll get written off a greedy player. It's every man for himself.
More after the break
Manchester United's first team coach Rene Meulensteen, advises young players to trust their ability and show no fear during a trial.
For more expert advice from the Dutch master watch this video.