a 'marketing ploy' [=something that people who are selling a product use to make people want to buy the product]
Her story about being sick is only a 'ploy' to get you to give her money.
(..) you that your fly was undone? By remarkable coincidence, so is yours. Oh, no, not again. Ah, I see you are familiar with the "open fly" ploy. Well, so am I. Oh, you are so naughty. "Falling on the bed with the arm on the floor" ploy. Very interesting. He's been shot dead, idiot. (..)1975 The Return of the Pink Panther
(..) Immediately! Immediately, sir. Well, Cato, I am back on the force. You know, Cato, your freezer ambush ploy- I really congratulate you. It was very, very good. But, Cato, your fly is undone. And so, my friend, are you. (..)1975 The Return of the Pink Panther