Experts these days have been sweating day and night to master the techniques of increasing their site’s page ranks through search engine optimization. Whether it refers to social bookmarks, bulk emails to potential candidates or creating links all around the internet through blogs, link exchanges and forums etc.
The ongoing process of SEO is however enhancing with various techniques also never thought of before. However simultaneously the search engines that use their crawlers and spiders to spread across the internet are also becoming aware of the loopholes many try to gain advantage of. However they too use more smart tactics to understand which websites are eligible for better rankings and high PR in their datacenters.
Another such algorithm that these search engines have started paying more heed to is known as link popularity and link analysis.