Usually, when user clicks on an SEO result he pays nothing. SEO organic search results are kind of “natural” results found underneath the ads in the SERPs.

With SEO studies, it is aimed to attract seo organic traffic to the sites. When you perform the query of the keyword you are targeting, you will appear in SERP and will attract organic traffic by clicking on your users’ ranked site. ADS studies, on the other hand, ensure that your site is displayed in the advertisement section above the organic search results.