Once we have done the campaign level settings, it's time to start thinking about ad groups. It's important to keep in mind your overall campaign structure ideas when you are structuring ad groups. A really good way to generate ad group ideas is to follow the navigational structure of the website. There are three great ways to structure your ad group introduced by the course: theme, match type, and top performers. Themes The first thing you need to think about is the theme of your campaign and your brand. The theme could be product categories, subcategories, locations, brands, colors of your product, services, event, and etc. Each of these categories represents a theme because there are a bunch of different keywords that are similar under the top-level category. You could do some competitor research by searching specific or certain keywords on Google and explore how your competitors are potentially breaking out their ad groups. The most important thing to think about...