For the purposes of rule AML-1.2.11, acceptable means of undertaking such due diligence might include taking bank references; visiting or contacting the company by telephone; undertaking a company search or other commercial enquiries; accessing public and private databases (such as stock exchange lists, if they are listed); making enquiries through a business information service or credit bureau; confirming a company's status with an appropriate legal or accounting firm; or undertaking other enquiries that are commercially reasonable.