Symbiosis describes close interactions between two or more different species. There are four main types of symbiotic relationships: mutualism, commensalism, parasitism and competition. Symbiotic relationships are important because they are a major driving force of evolution.
Border Security. Exporters. Definition. For C-TPAT purposes, an exporter is defined as: A person or company who, as the principal party in interest in the export transaction, has the power and responsibility for determining and controlling the sending of the items out of the United States.
Definition: Exports are the goods and services produced in one country and purchased by citizens of another country. It doesn't matter what the good or service is. It doesn't matter how it is sent. It can be shipped, sent by email, or carried in personal luggage on a plane.