SEO means Search Engine Optimization which we get traffic for your web site for any particular keyword to get linked in 1 page of google.
SEO is a technique which helps search engines find and rank your site higher than the millions of other sites in response to a search query. SEO thus helps you get traffic from search engines. It has various techniques.It has became so advanced now a days that it now goes with joomla the major open source component development also.For more information on this visit- http://www.talentsfromindia.com/joomla-seo-company-india.html
Search engine optimization works to keep any site in top ranking...Continuous optimization will give great result.
In simple SEO is a sales man of the website, who tries to promote it using no cost..... or minimum cost. The process is to drive traffic to ur site and makking it well known