As the main aspect of search engine results pages (SERPs), SEO seeks to be the top ranking method. This applies to organic or natural listings across a set of user-fed keywords. SERPs comprise of the various listing pages that the search engines consider relevant for searches. These are more often based on the text they contain.
What is SEO ?
Functionalities of SEO
SEO is the backbone for pages being most indexed for specific key phrases. When the bots, crawl the pages, they scan the entire page and index the details found. SEO plays an important role in convincing the crawler to index a particular page for a specific keyword. Engines use the PageRank algorithm to find the popularity of a web page. More the number of pages having a link to one page, better the relevance of it. Attractive websites have great content with easy navigability. This make it easy for visitors and the search robots in increasing the rank of the site. And thereby giving it higher visibility.