Search Engine Retrieval And Algorithmic Ranking Criteria for SEO
Once search engines have crawled and indexed the pages on your website, the content is added to their indices. This means that you site is now available to be displayed in the results pages for the appropriate search queries. Where in these SERPs (search engine results pages) your site will appear, will depend primarily on just two factors, relevance and ranking.
When a user visits a search engine, and types in a search query, the search engine does two things. First, it only shows the results that are relevant and related to the originating query. Secondly, the search engine attempts to rank the many results it retrieves, in the order it perceives as most useful. While none of the major search engines have published their specific algorithms, a lot of work has been put in to try and reverse engineer these with varying success.
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