if you play your cards right

If you play your cards right is a common and well-known idiom which is referring to working or negotiating correctly and skillfully. The idea behind playing your cards right, is that you attempt to finish a job, project or task in the right and correct way with talent and skill behind your intention, and you will certainly succeed. It is often spoken after someone asks if they can handle it, and you would reply that if they play the cards right, it can definitely be successful.