A tennis match can end after straight sets when a player wins at least two consecutive sets with a two-game lead in each. In a best of three set match, the first player to win two sets wins the match. In a best of five set match, the first player to win three sets wins the match. Straight sets are a great way for a player to win a match quickly and decisively, as they require the least amount of time and effort to win. Additionally, straight sets victories can be incredibly exciting and showcase a player's dominance on the court.