Digg is one of the best social bookmarking and sharing site in the world. You can either bookmark manually or import bookmarks from browser or other sites like delicious. If by any chance you can make it on the top for even a day, you will get some serious traffic.
We hate touting our own horn, but we're expects on Digg, Reddit, StumbleUpon, etc. We help people get on the front pages of these websites (which as mentioned above bring a loooot of traffic). So if anyone either advice or direct help, PM us As far as an overall strategy - Step 1: Get in touch with users on the sites Step 2: Whenever they send you content, check it out for them and if you like it, help them make it popular Step 3: Send them your own content and ask them to help the same way Step 4: Eventually you'll build a large network and your content will get featured when it gets popular Step 5: Enjoy thousands of unique visitors, thousands of backlinks, and whatever you wanted to achieve That's your typical social media formula...
yes digg is a great source to submit quality articles and get traffic...but unfortunately I am not able anymore to submit links from my website and their support team can't resolve that problem.;(