General: Read about basic cargo protection requirements in the GISTnet library at http://www.gistnet.com/sub/text/2:k765.toc. Customs Brokers and Importers: What is a "lay order" and when is it appropriate to use one? Find out in the GISTnet glossary at http://www.gistnet.com/sub/glossary/lay_order.html. Freight Forwarders and Exporters: Do you know what "implants" are? Find out in the GISTnet glossary at http://www.gistnet.com/sub/glossary/implant.html.