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.
An import-export agent, also known as an international trade agent, is an individual or company that sends and receives goods to and from other sovereign nations. According to the Office of the United States Trade Representative, Americans trade in more than 2.5 trillion annually.