Public Class Form1
 
    Private Sub LinkLabel1_LinkClicked(ByVal sender As System.Object, _
                                       ByVal e As _
                                       System.Windows.Forms.LinkLabelLinkClicke_
                                       dEventArgs) Handles _
                                       LinkLabel1.LinkClicked
 
        ' E-Mail Sende Adresse
        Dim sRecipient As String = "Grosses-Problem@gewünscht.de"
        ' Nachrichtentext
        Dim sBody As String = "Hallo Hermann"
        ' Betreff
        Dim sSubject As String = "Rückmeldung zum Programm: Das Problem"
 
        Process.Start(String.Format("mailto:{0}?subject={1}& body={2}", _
                                   sRecipient, sSubject, sBody))
 
    End Sub
End Class