Otherwise, you will not be able to perform all the skills that you want. If you often use these moves to confuse the opponents, you should pay attention to this attribute. The players with higher skills, as Ronaldo or Neymar, are able to perform more complex moves.
To all skill moves are assigned a number between 1 (least complex) and 5 (most complex). The Star Skill Moves measures the ability that a player has to perform technical moves. Are you looking to know how to perform those amazing FIFA 16 Skill Moves ? You can find them here.