If you are looking for some Google Ads Sitelink Extensions tips and best practices, this marketing lesson will be helpful. Google will show at least 2 of your Sitelink Extensions in a single advertisement and up to 6 sitelink extensions. However, the majority of the time you will see 4 google ads sitelink extensions when you are searching in Google. I want to make sure you understand that you should be using Adgroup level sitelink extensions in Google AdWords, and sometimes your campaign-level sitelinks may not show at all.
Ad Extensions are an important aspect of your advertisement and you should make sure you are adding all of the extensions that are relevant for your business.