Foreign trade zones have become increasingly popular in the United States and are often the responsibility of inland port managers. The key to a successful operation is finding and obtaining the tenants who are the individuals and corporations that lease space and perform activities within the zones. Examples of the use of foreign trade zones, including the names of corporations and the types of activities they conduct, are presented. Suggestions for identifying and attracting tenants, as well as useful data bases for analyzing foreign-tradezone potentials, are provided. Finally, commenu are made on the future and impact of foreign trade zones.