The revolutionary changes brought in the field of information technology have set forth a new age where everything is available to everybody. When internet was launched no one would have imagined that it would prove to be such a path breaking innovation. It changed the total technological scenario and things became accessible and reachable to the internet users. Till the past two decades internet was a new thing and no one could have thought that the world is just a one click away.

It was with the coming of the net that the programmers felt the need and the importance of search engines giving a way to search engine optimization. It can be dated to the mid 90’s when the web planners realized the need of search engines and so began the practices of SEO. To be very precise it was 1997 when search engines came into practice. Initially the ranking of the web pages suffered due to lack of planning. There were many factors like inappropriate keywords, their numbers and this lead to improper search engines. So in order to give a better facility to the users SEO practitioners and webmasters started working on the designs and look of the web page. With the flooding of materials on the web page it becomes the job of the search engine to filter and optimize the materials present on the website and remove the unnecessary stuff present on it.

There are two techniques adopted for the SEO practice: Black Cat and the White Cat. There are some norms which are to be followed by the search engines and white cat ensures to follow particular rules and commandments. The purpose of white cat is to reproduce quality material for the users which they would like to search for. It is a part of marketing strategy. One such search engine is Google Page Rank which provides authentic and transparent information to the users. The white cat as well as black cat provides a search engine being accessible to all but white cat doesn’t follow wrong practices.

There are many spin software which can make you help spin an article and is referred as spinning. It is not approved by SEO and is also known as spemdexing. If the black cats are caught they are removed from the site’s listing. So these are the techniques of the SEO.