Accurate reporting will show you which ads are performing better, and why. Keep in mind that where and how frequent your ads appear are related to your budget, your competitor activity, the quality of your campaign.
Thinking about experimenting with the Google Display Network (GDN)? This could mean a variety of different things, but most commonly, this means showing banner ads on site that are a part of the GDN. The GDN isn’t exclusively for banner ads. Ad formats vary from text ads to video ads, animated banners, and ads on mobile sites.