How to Implement a Managed OnArrival-type SMTP Exchange Event Sink in C#/VB.Net

kbAlertz: Describes how to implement a managed OnArrival-type SMTP event sink by using Visual C# .NET and Visual Basic .NET in Visual Studio .NET 2003.

"This article contains an overview of how to write event sinks for SMTP events in managed code by using wrappers that obscure some of the details of communicating with the unmanaged server. ..."

I might be able to use this (a friend was asking me about doing something related to this...)