[string]$to = "marcelo@eth1.com.br"
[String]$from = "marcelo@eth1.com.br"
[String]$subject = "TESTE POWERSHELL"
[String[]]$users = "mvldebian@gmail.com"
[String]$smtpserver = "smtp.office365.com"
[string]$office365User = 'marcelo@eth1.com.br';
[string]$office365Password = 'minha senha';
[String]$port = 587

foreach ($user in $users)
{
    trap
    {
        #$CRLF added because usual `r`n in string doesnot work within trap.
        [string]$CRLF = [char]13 + [char]10
        $script:errorMessage += '"' + $smtpserver + '" : Error: {0}' -f $_.Exception.Message + $CRLF;
        $Error.Clear();
        continue;
    }
    $to      = $user
    $output = "<pre>" + "<font color='#800000'>scriptErrors: `r`n" + $script:errorMessage + "</font>`r`n"
    $output += "<b>" + $outputHeader + "</b><font color='#800000'>" + $outputAlert + "</font>" + "<b>" + $outputSubHeader + "</b>" + $outputAll + "</pre>"

    # Create mail message
    $message = New-Object system.net.mail.MailMessage
    $message.From = $from;
    foreach ($useremail in $to)
    {
        $message.To.Add($useremail);
    }
    $message.Subject = $subject;
    $message.Body = $output;
    $message.IsBodyHtml = $true;
    #Create SMTP client
    $client = New-Object system.Net.Mail.SmtpClient $smtpserver, $port
    $client.EnableSsl = $true
    # Credentials are necessary if the server requires the client # to authenticate before it will send e-mail on the client's behalf.
    #$client.Credentials = [system.Net.CredentialCache]::DefaultNetworkCredentials
    $client.Credentials = New-Object System.Net.NetworkCredential( $office365User , $office365Password );

    # Try to send the message
    $client.Send($message)
    # reset variables
    $body = ""
    $message.Dispose()
    $client.Dispose()
}