Getting a high page rank may seem important, but what you are really looking to do is get high quality links from as many on-topic relevant websites as possible. By doing this you will automatically have a higher page rank and your site will be indexed as more important to google.
To increase your PR:
Do off-page optimization or link building techniques such as:
Web directory submission.
Article and Press Release Submissions.
Social Bookmarking.
Forum Posting (through signatures).
Promo Ads Posting.
Participating in Answers site like Yahoo Answers.
Commenting on related niche.
Exchanges links with related websites and with high PR.
Use white-hat SEO methods and techniques.
Get quality backlinks from high PR sites.
Unique content and unique visitors.
Custom Search
