Organic Search

Table Of Contents
Organic search is any unpaid search result from a search engine query. It’s the result that users get naturally when they type a question into Google. Nearly all SEO efforts focus on improving organic search positioning.
Organic search is a cornerstone of search engine optimization. When users put a query into Google, Bing, or Yahoo, they get a list of results (search engine result page, or SERP). These results get ranked according to a complex set of algorithms that consider hundreds of factors.

Unlike paid search results (the advertisements that occupy prime positions on the search results page), organic search results earn their ranking through their quality and relevance. 

The main advantage of organic search traffic is credibility. Most users trust organic search results more than ads. This trust can lead to higher click-through rates (CTR) and engagement (ER) for websites that rank well organically.
Improving organic search is what the entire SEO industry is about. Just to name a few broad niches:
You should keep in mind that improving organic search rankings is not an overnight process. It’s a strategic, ongoing effort to make your website better for search engines and users. At least until the next update.