Before we dive into the best practices for designing high-converting display ads, it's important to understand the visual and copy elements that make up a display ad. The visual elements of a display ad include images, logos, and other design elements, while the copy elements include the headline, body copy, and call-to-action (CTA). In addition, the visual hierarchy of your ad design is crucial, as it helps to guide the viewer's eye towards the most important elements of your ad.