Search engine optimization companies are full of new techniques and analyzer of new technologies. Search engine optimization companies are holding a single aim is that to get up the web sites on various search engines and get the top rank of the web sites as soon as possible. To get this aim companies are using different new techniques for web sites and some common techniques those are predefine. Those techniques are mentioned bellow to understand the correct meaning of the search engine optimization. Search engine optimization is collection of the teams with various departments where few team members are in department working for uploading the data and articles, some are for develop the link in among the web sites and some are for the analysis the performance and generate the requirements.  
1-    SEO Company India are requiring handling the performance graph and modifying it time to time according to requirement. For that they are using various links submitting, link building techniques on the various add sites and link sites.
2-    They have to increase the number of users which are count in technically hits a day, a week, or month due to requirement of web sites and business. Many search engine optimization companies are using Google analytics program to maintain the real graphic structure of the user’s hits.
3-    They have to develop web sites keywords more searchable so they are using help from Google keyword functionality to make them more ensure about the searchable keywords with requirement of the web sites and business.
4-    They have to upload the data, articles and content of the web sites to the other web sites to get the traffic from there. Those articles are full of require article, for those articles companies are holding a team of technical and non technical content writers those are having much experience to make content with keywords.
5-    They have link builder those are responsible to upload various links over the others linking Web design company through they can get much more traffic and they can put there some paid or free adds online to get popularity as soon as possible and introduce the web site to the people easily.
6-    Those companies are using free mailing system as mailer where they are using some small editable templates to send to the people with their own database. Those templates are introducer of companies profile and its services in short term bases, for the more you can visit the web sites online. Via this services search engine optimization companies are getting traffic over the own web sites as well as clients web sites.
7-     Those companies are using low weight web images to make web sites more performance able. SEO team always monitors those small things very sincerely because those small things can be effect much more on the web sites. Because they know that hit graph as directly effective to performance graph.
Those are the some basic services are mentioned above to clarify that what is a search engine optimization company and what is the meaning of its name.