Hi,
Here, I would like to tell you , we have many ways to get back link like: Dir Submission, Article , Classified Ads, Forum and Social Bookmarking Marking. But why Bookmarking is an essential part of link Building. If we starting SEO for new website then bookmarking can a lot help us to get indexing on major search engine than other link building technique. If you want to get indexing in few days so firstly start high PR Bookmarking for your website.
Search Engine Optimization
Thanks,