Just a quick update to let you know of a new blog post Wayne Berry of the SQL Azure team created for our new Data Sync Service for SQL Azure.  I think it is a great overview of the service for anyone looking to get started with sharing data over multiple geographically distributed SQL Azure databases.

Introduction to Data Sync Service for SQL Azure

[Update]  Wayne has posted part 2 of his set of Data Sync Service blog posts.   In this post he talks about how to use the Data Sync Service for SQL Azure to support the scenario where you want to limit the number of tables that a user has access to, such as for reporting scenarios.

Partial Synchronization with Data Sync Service