The document discusses how trade intelligence from PIERS can be used to identify counterfeiters and gray market activities. It notes that counterfeiting represents a $600 billion global market and describes how analyzing import documents in PIERS, such as unexpected suppliers and consignees, can reveal counterfeit and gray market shipments of branded goods entering the country. The document also provides examples of how identifying supplier and consignee relationships that don't match legitimate distribution channels can help companies recognize illegal trade activities.