Orders refer to parcel size and contents.  Quantity isn't used.
     echo "</select></td>\n";
     echo "</tr>\n";
 
-    /* Quantity. */
-    echo "<tr>\n";
-    echo "  <td>Quantity (kg)</td>\n";
-    echo "  <td>"; input("quantity", sprintf("%0.2f", $order->getQuantity() / 1000)); echo "</td>\n";
-    echo "</tr>\n";
-
     /* Parcel type. */
     echo "<tr>\n";
     echo "  <td>Parcel size</td>\n";
       $order->setRequesterId($requester_id);
       $order->setBeneficiaryId($beneficiary_id);
       $order->setHubId($hub_id);
-      $order->setQuantity($quantity * 1000);
       $order->setParcel($parcel);
 
       /* XXX: begin/commit */
 
     <column name="requester_id" type="integer" required="true"/>
     <column name="beneficiary_id" type="integer" required="true"/>
     <column name="hub_id" type="integer" required="false"/>
-    <column name="quantity" type="integer" required="true"/>
     <column name="parcel" type="integer" required="true"/>
     <foreign-key foreignTable="Contact" phpName="Requester" refPhpName="Requester">
       <reference local="requester_id" foreign="id"/>