Players can boost their chances of winning at Rummy 777 by strategically choosing when to declare "Rummy.". A sophisticated tactic in Rummy 777, bluffing can be bingo offerused to trick rivals and obtain the upper hand. Throwing cards that aren't helpful for forming sets & runs but still giving the impression that they're valuable is one way to bluff. This may cause opponents to believe that these cards are necessary for finishing their own sets and runs & pull them from the discard pile.