A higher page rank is required because it gets you noticed. It is important because it would drive visitors to your web site. It gets your page ranked high within Google and other search engines. There is a specific ranking mechanism that would range from P1 through P10, with P10 being the highest page rank. You can usually achieve this by having text links to other pages on the internet. Linking to more pages would drastically improve your page rank, however the quality of pages that you link t...