VB.NET 2005 Free Training: Using Application Class and Message Class - Visual Basic 2005 introduces a speedy way to access many important classes relating to the Computer on which the application is running, the user running it, the application itself, its forms and any associated web services. The best part of it all is that you can access it all using the new My object. The new My object has added features that help the programmer to gain access to some functionality that was really hard to achieve.