Definition of event delegate you should use if you want to receive the OnOffering event.
[Visual Basic]
Public Delegate Sub OnOffering( _
ByVal Sender As Object, _
Byval e As OnOfferingArgs_
)
[C#]
public delegate void OnOffering(
object Sender,
OnOfferingArgs e
);
Namespace: TAPIEx
Assembly: TAPIEx.Net.Dll