Investigating A DIrectory.GetFiles for particular FileName

Try
Dim strFiles = Directory.GetFiles(GlobalVariables.strFolderPath)
            Dim FileName As String
            'Get Count of Files in Directory
            Dim strCnt = My.Computer.FileSystem.GetFiles(GlobalVariables.strFolderPath).Count
            Dim FileConnection As String = ""

For Each FileName In strFiles

                If strCnt < 2 Then

                    If FileName = "Covernote.pdf" Then
                        'Cover Note Email - Does not work at present
                    ElseIf FileName = "Quotation.pdf" Then
                        'Quotation Email - Does not work at present
                    Else
                        FailedEmail("1 Attachment Only - Unknown Type", "There is only one attachment, this must either be a Covernote or a Quotation")
                    End If

                Else

                    If FileName = "Welcome.pdf" Or FileName = "Cover_Letter_PC.pdf" Then
                        'Do New Business
                    ElseIf FileName = "Renew.pdf" Or FileName = "Renewed.pdf" Then
                        'Do Renewal / Transfrd NB
                    Else
                        'FailedEmail("Unknown Letter Type", "Unable to find a 'Main Letter' Type these can be <br><br>Welcome.pdf<br>Cover_Letter_PC.pdf<br>Renew.pdf<br>Renewed.pdf")
                    End If

                End If

            Next

Catch ex As Exception
            MessageBox.Show(ex.Message, "Main Processing", MessageBoxButtons.OK, MessageBoxIcon.Error, MessageBoxDefaultButton.Button1)
            WriteToLog(ex.Message)
        End Try

If Exists(Directory.GetFIles) = "Renew.pdf" = True Then 'Do This End If