CTA button optimization refers to the process of strategically designing and testing the call-to-action (CTA) buttons on a website or digital platform in order to maximize their effectiveness in driving user engagement and conversions. This involves carefully selecting the placement, design, and wording of the CTA buttons to create a clear and compelling call-to-action that encourages users to take a desired action, such as making a purchase, signing up for a newsletter, or filling out a form. By continuously analyzing and refining the CTA buttons, businesses can improve their overall conversion rates and ultimately achieve their marketing goals.