A question came across my desk asking about how to get started with using Oracle in .NET. These links on the Oracle site are very helpful. Post comments to share your favorite links.
The Oracle .NET Developer Center
http://www.oracle.com/technology/tech/dotnet/index.html
Build a .NET Application on the Oracle Database
http://www.oracle.com/technology/pub/articles/cook_dotnet.html
Oracle .NET Drivers
http://www.oracle.com/technology/tech/dotnet/tools/index.html