Use the Gaze Cueing Effect, People Look Where Others Are Looking

Eyes are powerful and often reveal a lot of secrets about someone, such as the mental state, emotions, and beliefs. In a face-to-face conversation, eye contact accounts for roughly 55% of the information, research suggests.

When using faces on your website, make sure that they are looking toward the most important elements of your site. If you call to action is aligned right, make sure someone is looking at your CTA. People will automatically look at the thing others are looking at.