Answered Custom Database Table Not Saving

[[!EditEISorders? &FullName=`[[GetFullname]]`]]

<?php
/* EditQuote Snippet */
 
/* Load our class */
$path = MODX_CORE_PATH . 'components/EIS/';
$result = $modx->addPackage('EIS',$path .
    'model/','EIS_');
if (! $result) {
    return 'Failed to add package';
}
 
/* Get the existing Quote */
$FullName = $scriptProperties['FullName'];
$order = $modx->getObject('Orders',
    array('FullName'=>$FullName));
 
/* Show error message if quote is not found */
if (empty($order)) {
    return ('Could not find Order with Full Name: ' . $FullName . 'end');
}
 
if (isset($_POST['submit']) &&
    ($_POST['submit'] == 'submit')) {
 
    /* Form has been submitted */
 
    $order->set('Order', $_POST['Order']); /*Primary Key*/
    $order->set('FullName', $_POST['FullName']);
    $order->set('CustomerName', $_POST['CustomerName']);
    $order->set('InstallDate', $_POST['InstallDate']);
    $order->set('ZIP', $_POST['ZIP']);
    $order->set('PurchasePrice', $_POST['PurchasePrice']);
    $order->set('BasicInstallationFee', $_POST['BasicInstallationFee']);
    $order->set('DeliveryOption', $_POST['DeliveryOption']);
    $order->set('AdditionalMiles', $_POST['AdditionalMiles']);
    $order->set('AdditionalServices', $_POST['AdditionalServices']);
    $order->set('AdditionalPainting', $_POST['AdditionalPainting']);
    $order->set('ParkingToll', $_POST['ParkingToll']);
    $order->set('RRPee', $_POST['RRPee']);
    $order->set('OtherProducts', $_POST['OtherProducts']);
    $order->set('OtherTip', $_POST['OtherTip']);
    $order->set('Adjustment', $_POST['Adjustment']);
    $order->set('Reason', $_POST['Reason']);
    $order->set('Tax', $_POST['Tax']);
    $order->set('TotalInstallationCharge ', $_POST['TotalInstallationCharge']);
    
    if ( $order->save()) {
        $output = "Order Saved" . $order->get('Order');
    } else {
        $output = "Error";
    }
} else {
    /* Not a repost, just display the form */
 
    /* The second argument to getChunk() tells MODX
     * to replace the placeholders with the existing
     * quote's values
     */
 
    $output = $modx->getChunk('EISaddOrder',$order->toArray() );
}
return $output;

[[+show_post]]

$modx->setPlaceholder('show_post', print_r($_POST, true);