FileSystemWatcher Mail verschicken wenn Ordnerstruktur sich verändert

#Überwachungsscript
#Autor: JuiiceeHead
#Datum: 25.11.2016

#------------------- Ordner überwachen --------------------

$folder = 'C:\Users\PC18\Desktop\Stecher' #Verzeichnis das überwacht wird
$filter = '*.*'  #Filter einsetzen (zb nur bilder(.png))
 
#Unterordner auch überwachen?                          
$fsw = New-Object IO.FileSystemWatcher $folder, $filter -Property @{IncludeSubdirectories = $false;NotifyFilter = [IO.NotifyFilters]'FileName, LastWrite'}
 
# Here, all three events are registerd.  You need only subscribe to events that you need:
 
Register-ObjectEvent $fsw Created -SourceIdentifier FileCreated -Action {
$name = $Event.SourceEventArgs.Name
$changeType = $Event.SourceEventArgs.ChangeType
$timeStamp = $Event.TimeGenerated
Write-Host "The file '$name' was $changeType at $timeStamp" -fore green
Out-File -FilePath C:\Users\PC18\Desktop\Outlog.txt -Append -InputObject "The file '$name' was $changeType at $timeStamp"}
 
Register-ObjectEvent $fsw Deleted -SourceIdentifier FileDeleted -Action {
$name = $Event.SourceEventArgs.Name
$changeType = $Event.SourceEventArgs.ChangeType
$timeStamp = $Event.TimeGenerated
Write-Host "The file '$name' was $changeType at $timeStamp" -fore red
Out-File -FilePath C:\Users\PC18\Desktop\Outlog.txt -Append -InputObject "The file '$name' was $changeType at $timeStamp"}
 
Register-ObjectEvent $fsw Changed -SourceIdentifier FileChanged -Action {
$name = $Event.SourceEventArgs.Name
$changeType = $Event.SourceEventArgs.ChangeType
$timeStamp = $Event.TimeGenerated
Write-Host "The file '$name' was $changeType at $timeStamp" -fore white
Out-File -FilePath C:\Users\PC18\Desktop\Outlog.txt -Append -InputObject "The file '$name' was $changeType at $timeStamp"}

#---------- Mail senden --------------

$SMTPServer = "smtp.gmail.com"
$SMTPPort = "25"
$Username = "E-Mail Adresse"
$Password = "PW"
#$Dateiname = "C:\Users\PC18\Desktop\Outlog.txt"

$file = "C:\Users\PC18\Desktop\Outlog.txt"
$attatchment = New-Object System.Net.Mail.Attachment($file)

$to = "Empfänger"
$subject = "Ueberwachung Ordner"
$body = (Get-Date).ToShortTimeString()

$message = New-Object System.Net.Mail.MailMessage
$message.subject = $subject
$message.body = $body
$message.to.add($to)
#$message.Attachments.Add($att)
$message.Attachments.Add($attatchment)

$message.from = $Username

$smtp = New-Object System.Net.Mail.SmtpClient($SMTPServer, $SMTPPort);
$smtp.EnableSSL = $true
$smtp.Credentials = New-Object System.Net.NetworkCredential($Username, $Password);
$smtp.send($message)