Bing takes longer time around 60 days if you are using Bing webmaster tools if you want to index your site or blog within 5 minutes in Bing just head to tutorial section here this will help you to submit sitemap to Bing,yahoo,google and ask for free<a href="http://www.crawlerguys.com/how-to-quickly-submit-sitemap-to-googlebingyahoo-and-ask/">Quick Bing Indexing<a/>
You shouldn't have to index your site. It's usually done automatically after a certain amount of time of posting. Just keep posting high-quality content with the right keywords, and you'll make it.
Yes, submit your blog to their webmaster tools. Once it's active then your site can be indexed and ready for traffic flow. But don't forget one of the rules of SEO, and that is to build decent backlinks to your site. No use if your site's indexed but doesn't show up on the first page right?