SEO Tool News
Feedshot - Free Feed Submission Tool
ThreadWatch notes, FeedShot -- a automatic feed submission service -- the service is free and will submit your RSS/Atom feed to the all the major RSS based search engines.
Although most regular search engines will ignore manual and automatic submissions, many RSS based search engines still rely heavily on them.
Syndication is a very sound method of promotion, and one much underused by many SEOs. It's worth checking out if you have any feeds.