Microsoft Exchange Server 2016 PowerShell Cookbook - Fourth Edition

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Now let's take a look at a practical example of how you might create inbox rules in bulk. The following code will create an inbox rule for every mailbox in the Sales OU:

    $sales = Get-Mailbox -OrganizationalUnit contoso.com/sales
    $sales | %{
      New-InboxRule -Name Junk `
      -Mailbox $_.alias `
      -SubjectContainsWords "[Spam]" `
      -MoveToFolder "$($_.alias):\Junk Email"
    }  

What we are doing here is using the -SubjectContainsWords parameter to check for a subject line that starts with [Spam]. If there is a match, we move the message to the Junk Email folder within that user's mailbox. As you can see, we are looping through each mailbox using the ForEach-Object cmdlet (using the % alias), and, within the loop, we specify the identity ...