These tools automatically creates a page about your website or blog on other high PR websites. Creating pages may take some time so after click on the "Create backlinks" button you will need to wait and these tools will show reports that where your pages are created. Most of these websites are very popular like alexa, digg and baidu. Almost all backlinks these tools create are dofollow but some of them are nofollow. When you have references from 55000+ websites it will be huge help to rank your website. Ok, let's start.