gistfile1.txt

add_filter( "propertyhive_apex27_xml_properties_due_import", 'exclude_office_from_apex27', 10, 2 );
function exclude_office_from_apex27($properties, $import_id)
{
    $new_properties = array();
    
    foreach ($properties as $property)
    {
        if ( isset($property->Branch) && (string)$property->Branch == 'C21 Estrie RE' )
        {
            // do nothing, we don't want this property
        }
        else
        {
            $new_properties[] = $property;
        }
    }
    
    return $new_properties;
}