Firms should put in place adequate policies and procedures to identify unusual transactions or patterns of transactions. Examples may include transactions or patterns of transactions that are: Larger than the Firm would normally expect based on its knowledge of the customer, the business relationship or the category to which the customer belongs; Of an unusual or unexpected pattern compared with the customer’s normal activity or the pattern of transactions associated with similar customers, products or services; or Very complex compared with other similar transactions associated with similar customer types, products, or services; and the Firm is not aware of an economic rationale or lawful purpose or doubts the veracity of the information it has been given. Where Firms detect unusual transactions or patterns of transactions, they should apply EDD measures sufficient to help the Firm determine whether these transactions give rise to suspicion. Such EDD measures should at least include: Taking reasonable and adequate measures to understand the background and purpose of these transactions, for example by establishing the source and destination of the funds or finding out more about the customer’s business to ascertain the likelihood of the customer making such transactions; and