I think it's just like socializing. How can you get a higher position in the society? Achieve acceptance from the important person. So how can you get a higher rank in google? Get backlinks from authority sites.
seo is simply a ways to make your site be indexed on the search engines and be optimized for keywords you choose that are stored in the index of the search engines
SEO is search engine optimization. we do SEO for increasing the visibility of website in search engine link Google, yahoo, Bing etc.
the use of various techniques to improve a web site's ranking in the search engines and thus attract more visitors.
Search Engine Optimization(seo) help a website to be more visible over search engines like google, yahoo etc.
SEO = Search Engine Optimization , to increase your page ranking to index in search engines... Making sites to search engine friendly..
SEO is basically optimize your site in search engines, then you will get good ranks in search engines for the keywords that u optimized your site, because of that, you'll get more visitors.