Many SEO company compare the search engine rankings page to the movie charts where the best 10 movies of the month are listed. Here the best movies are decided on the basis of the number of people watching it or the sales it makes or from reviews. But for search engines, there is no sure shot formula to rank higher.

Search engines have got complex algorithms which change consistently. You will not find even a single person apart from the search engine programmer to claim to know the exact parameters they consider to rank a site. At one point you may feel you have got niche of the search engine ranking system and in another couple of days you will be proved wrong by the search engines. Still SEO services try to keep pace with the search engines and help you rank higher.
 
Ranking for a website depends on a variety of factors. The various tools provided by Google help you analyze why a particular site ranks higher? You can actually find out all the details of the site ranking first. Then implement your findings onto your site and do exactly the same or if possible something more than that. This will ensure you have a higher ranking.

During our lifetime we generally tend to follow that anyone who has many followers is good or of high reputation. In the same way search engines also consider a site with more followers from other good and relevant sites as good. Here it is important to note that the site linking to the main site should also be good, of high reputation and relevant. If the site is bad then there are chances that your site may get penalized. The number of backlinks is also a determining factor. The more the number of links the better will be the ranking. Thus it can be concluded that the quality and number of back links are the two important factors to rank higher.