You’re browsing an online store, looking for a new pair of shoes. You’re not looking for anything in particular; you’re just browsing. Then you see a bright banner: “Last Chance! Sale Ends Tonight—Shop Now!” Before you know it, you’ve clicked and added to the cart. What just happened? It’s not an accident—it’s the power of a CTA.CTAs online work on the same psychological principles as real-world decisions. They prompt a split-second decision: Do I act or do I move on? The secret to a good CTA is how well it speaks to those decision-making instincts.