You just don't see such great documentation and guidance from other open-source projects :)
You can download the Composite Application Guidance for WPF ( PRISM ) RC1, which isn't expected to change much before its release in a couple of weeks.
A screencast that shows one way to implement Unity into your ASP.NET Web Applications to inject dependencies into your web pages.
Download the Enterprise Library 4.0 Logging Application Block with Unity Screencast.
PnPGuidance screencast showing how to use the Validation Application Block with Unity in Enterprise Library 4.0. Hope it helps :)
The first screencast on Enterprise Library 4.0, which covers using the Data Access Application Block with Unity.
Quick tutorial on how to get the Enterprise Library 4.0 Data Access Application Block to work with Unity.