Here are some suggestions to get high PR in google,
1) On page SEO:- Your website's tittle, Keywords and description should be good enough that Google will crawl your site very well.
2) Off page SEO:- In off page SEO you can go for social bookmarking, Forum posting and link building.
3) Social media Optimization(SMO):- I think SMO is the best way to get lot of traffic in your site and then automatically the page rank of your site will be increased.
Hope it will helpful for you.
But it takes lot of time to get high PR.. So better you will get the seo plans at http://www.thewebpole.com/
which helps to increase your page rank in a short time.