The advantageous method of promoting an internet resource is considered SEO, which is characterized by a set of efforts sent to raise the position of the main expressions in the search engines Yandex or Google. They are interested in providing citizens specifically what they enter in the search bar; with a division by the highest level. Leading positions in average searches are usually perceived by a central factor of property and relevance. Users are aware of this case, and so are more likely to click on the main links under a PPC ad company. Search engines evaluate the operational quality and relevance of a project based on hundreds of external and internal reasons. The number and quality of content, hypertext backlinks seoservicessanfrancisco.net and the effectiveness of keywords are considered the most regal of these. Equally worth seeing that the important indicators are: the topic of the project, age and history of the domain name. The consequence of investing in SEO is that your portal appears on the main search page by entering the appropriate search queries, which in the episode of web - stores are considered uniform or specific product names or categories, as well as various digital queries, combined with products. SEO is a long process, taking from 2 months; depending on the amount of competition, groups of keywords, invested capital and other external conditions, for example: updating the methods of Google search aggregates.