<A target="_blank" href="http://blog.thenotesguyinseattle.com/2010/12/04/so-you-think-you-know-how-to-build-a-server-replication-scheme/">David Hablewitz knows there are lots of benefits to Domino server replication</A>. But. If you've ever done a manual replication "just to be sure" data is there, you might find David's explanations helpful.