Placing additional ad units on your site can have a big impact on your earnings. However, sometimes publishers find it difficult to decide whether an additional ad unit makes sense for their site. We've created a short video below to help you make sure you're following best practices, as outlined on Google’s webmaster guidelines, when placing new ad units on your site.
Ultimately, great content is what will help your site stand out and engage your users. We recommend that you only place ad units on pages that are rich in original content and keep the user experience in mind as you think about where you place your ads. Take a look at the video below for more information!
Posted by Caroline Halpin, AdSense Optimization Team