Why is Ad strength an important section to check when creating a responsive display ad?

Ad strength is a critical diagnostic tool because it provides recommendations for the quantity and diversity of each type of asset, ensuring that Google's machine learning has a robust pool of creative elements to test and optimize. By following these real-time suggestions to add more unique headlines, descriptions, and high-quality images, you increase the number of potential ad combinations available to serve across the Google Display Network, which directly correlates to a higher likelihood of showing the most relevant and high-performing version of your ad to every individual user.