Search Engine Forums, SEO Forum

Be relevant in your search engine optimization work make passion and try to get backlinks from high PR websites to get PR faster.

Well, I think its not enough that you do link building for your site. You also have to create fresh content for your site. Share and posting content that would catch viewers attention and of course for spiders to crawl. Updating regularly your content and with it are the right link building to climb the top results in search engines.

You need to quality backlinks to increase your Page Rank, make sure you get the back links from the same vertical as yours..

There are lots of ways of doing that you can do directory submission, article submission, blog commenting etc...
Hope this will help you!!

Work on your site reputation and authority by improving the quality of your contents and source of backlinks. But better if you aim more about serp rankings..