If you're looking to generate any reliable web traffic based on the percentage of relevance in search engines, you should consider optimizing your site content for featured snippets.
What Are Featured Snippets?
A Featured Snippet is a general term for any search result Google shows to a user. They show up as the page’s title, a link to the website, and a brief excerpt of a website's page content.
A featured snippet answers a question. It is the answer box displayed at the top of search engine result pages. It’s usually located just below paid ad content. These are also referred to as Position 0 in search engine results pages, or the position above the #1 ranked search result for the topic. They usually include an image, the source page’s title, and the URL. Beyond that, they also contain more information than a general snippet by summarizing the content of the page.
There are four types of featured snippets: