The Enterprise Library 5 Hands-On Labs are available for download on Microsoft Downloads. Per the download page:
"Use this set of Hands-on Labs as a guide to learn about the application blocks included with Microsoft Enterprise Library 5.0 and practice how to leverage their capabilities in various application contexts. It includes Caching, Configuration Sources, Cryptography, Data Access, Exception Handling, Interception, Logging, Security, Validation, and Unity Hands-on Labs."
Download the EntLib 5 Hands-On Labs here.
Related Enterprise Library 5 Downloads:
This evening I will be presenting What's New in Enterprise Library 5 and Unity 2 at IASA Tampa.