If you want to increase your PR, here are some of the best methods:
Back links are links to your website on other websites and in articles. The more your websites link appears online, the higher up in search engine results that your website and or blog will appear on Google.
• Create good and efficient back links.
• Always upload fresh and quality content.
• Create free blog on blog spot and word press and promote your website on it with the help of blog post.
• Join forums and participate, most of the forums allow signature where you can have link to your website.
• Write quality, unique and fresh articles and post in top article directories.
• Obtain links from websites related to your industry.
• Blog commenting is effective to get quality back links and this will help your site to increase PR.
• press release.
• online group posting.
• social bookmarking.
• Link exchange.