Games - good but SEO - package of measures for a raising of positions of a site in results of delivery of search engines on certain inquiries of users. Usually the higher the site position in search results, the more than the interested visitors passes to it from search engines. In the analysis of efficiency of search optimization cost of the target visitor taking into account time of a conclusion of a site for the specified positions and site conversion is estimated.

Russian SEO - white optimization — work on a resource without application of methods of promotion of a resource officially forbidden by everyone search engine — without influence on search algorithms of sites. It includes work on a site, namely on internal navigation and contents, and work with site environment, that is advance of an optimized site by reviews, press releases, registration in social bookmarks, partner programs