PDF or Article Submissions On High PR Sites
PDF submission is now a very effective and popular way to indexing your website and for increasing PR or you can use this technique as an online marketing strategy. PDF Sharing can be great referral traffic & backlink source for your website. PPT or Article submission in high authority sites tends to rank faster for the targeted keywords as well. Maximum document sharing sites give dofollow backlinks so that this is highly valuable in the view of search engines.
What I will do for you :