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I agree with Chris and everyone!! This is the worst sales pitch ever!

If they're all pointing to one url and you've 404'd the url then you've got nothing to worry about.  These links will not count. Here's more info: http://searchenginewatch.com/article/2296653/Removing-Unnatural-Links-by-Removing-Pages-on-Your-Website

Also make sure that the content being submitted isn't copyright and being used without permission. The last thing you want is someone upset that you're reprinting things without permission and against terms of use.