Search engines such as Google are seen as black boxes that hand out page one search rankings for websites and blogs based upon secret and mysterious calculations. In essence that is true.
Hundreds of scientists and mathematicians are constantly working in quiet rooms to increase the artificial intelligence of its search engine.
Some search engine optimisation experts have used devious means to try and trick Google into getting ranked high in search results. This has been done via tactics such as “Black Hat SEO” that are used to try and fool Google. Google doesn’t encourage these activities and is constantly fine tuning its search algorithms to eliminate these practices.
Google’s objectives is to ensure that it is always delivering search results that users find relevant, interesting and also timely. If they don’t keep doing this then people will stop using Google and then its $30 billion of revenue it earns off search advertising is under threat. Also breathing down its neck are rapidly growing social sites such as Facebook that indirectly are providing alternatives to Google (rumours are constantly circulating that Facebook is building its own social search engine). If Google doesn’t continue to deliver then its whole existence is heading for a slippery downward slope of Web extinction.
In the last 2 years Google has increased the importance of usability such as measuring the speed of websites and sites that are producing unique content , hence the targeting of content farms and de-ranking them.
Read on, http://nairaextra.com/tips-on-how-to...search-engine/