Download and review the PDF from my Windows Live SkyDrive @
The new book shows you how to scale out your Merge Replication Architecture with Republishing. It's chock full of new insight to show you how to get the most performance and scalability out of your system. It also shows you how to make replication Subscriptions available to the Internet via ISA Server 2006 or System Center Mobile Device Manager.
Check it out and let me know what you think.