PageRank is Google’s system of counting link votes and determining which pages are most important based on them. These scores are then used along with many other things to determine if a page will rank well in a search.

Adding incoming links to your web pages will add PageRank. Every inbound link adds some PageRank, regardless of its own level. PageRank flows from one page to another, adding to its store of importance.

A page that is linked to by several relatively...