What do people use social bookmarking for? Indexing? Backlinks?
What are the best social bookmarking sites to submit to?
Do you submit the URL of every page on your site? Or do you submit the URLs of your rss feeds?
When you sign up with a social bookmarking site, should you go through all the trouble of creating your profile and describing yourself or is that kind of a moot point for indexing and backlinking?