The process of increasing the number of visitors to a Web site by achieving high rank in the search results of a search engine. The higher a Web site ranks in the results of a search, the greater the chance that users will visit the site. It is common practice for Internet users to not click past the first few pages of search results, therefore high rank in SERPs is essential for obtaining traffic for a site. SEO helps to ensure that a site is accessible to a search engine and improves the chances that the site will be indexed and favorably ranked by the search engine.
Link BuildingThe activity and process of getting more inbound links to your website for improved search engine rankings.
Ranking FactorThe amount of money an advertiser earns from their ads compared to the amount of money the advertiser spends on their ads.