Also, chasing the 51 Bonus creates a competitive atmosphere where players have to be aware of both their own & their opponents' hands. Players must continuously evaluate which popular slotscards will benefit them the most and how their actions may affect other players in the game, which fosters strategic thinking & flexibility. The Secret to Increasing Skill Level: Getting the Bonus. Gaining proficiency in the subtleties of earning & applying the 51 Bonus can improve a player's overall skill level and increase their enjoyment of rummy.