This works in VM 1.1.4 on J 1.5.15
Backup ps_checkout.php then find the following around Line 2101:
// Mail receipt to the vendor
vmMail($from_email, $mosConfig_fromname, $vendor_email, $vendor_subject,$msg, "" );
ADD THIS JUST BELOW
//Begin Additional Text Email
$additional_email = '<insert the email address you wish to use here>';
vmMail($from_email, $mosConfig_fromname, $additional_email, $vendor_subject,$msg, "" );
// End Additional Text Email
then the following around Line 2212
$vendor_mail = vmMail( $from_email, $mosConfig_fromname, $vendor_email, $vendor_subject, $vendor_mail_Body, $vendor_mail_AltBody, true, null, null, $EmbeddedImages, null, $shopper_email);
ADD THIS JUST BELOW
//Begin Additional HTML Email
$additional_email = '<insert the email address you wish to use here>';
$vendor_mail = vmMail( $from_email, $mosConfig_fromname, $additional_email, $vendor_subject, $vendor_mail_Body, $vendor_mail_AltBody, true, null, null, $EmbeddedImages, null, $shopper_email);
//End Additional HTML Email