Pagerank is a method used by google to rank the site around the world. The algorithm of pagerank is really complicated than it looks.

Many tutorial said that there are several information which can increase the pagerank.

First is the backlink. Backlink is the link of your website which is created by the other site owner to his/her site. More backlink means more popular your site is.

Second is join the forum and other group, and then post regularly in their site or forum.

High value of pagerank will increase our future on the internet.