Adjusting Your Strategy for Success. By keeping an eye on both types of combinations and being open to adjusting your strategy as new cards are drawn, you can enhance your ability to form winning hands. This adaptability is key to successapk game app in rummy, as it allows you to respond effectively to changing circumstances and stay ahead of your opponents. The decision-making process surrounding discarding and holding cards is one of the most critical elements in rummy gameplay. Knowing when to let go of a card can significantly impact your chances of winning. For example, if you have a high-value card that does not contribute to any potential sets or sequences in your hand, it may be wise to discard it early on.