Add Feedburner & Yahoo Pipes, as recommend by Howie Schwartz
Howie Schwartz is a well established and respected Web 2.0 and social bookmarketing expert, arguably the best in the busines. He recommends Feedburner & Yahoo Pipes as an important to his online marketing.
Feedburner is now owned by Google ,and therefore gets lots of Google Love.
Yahoo Pipes is a feed agregator and mashup described by Howie in his Sustainable Traffic video course as giving him excellent results.