Today Microsoft released Service Pack 2 for Web Services Enhancements 2.0. Update your install today. For those who grabbed the SP2 pre-release, there are some small changes in the final version so you will want to make sure you get the final (the pre-release is no longer available). Check out the "Changes for This Release" section in the Readme.
Here's my top 3 list of new features:
Also, the documentation has been updated and is available online.