Code of Practice The Hong Kong Customer Contact Association strongly encourages all members to adhere to the Person-to-Person Marketing Calls Code of Practice when engaging in telemarketing activities. Code of Practice Code of Practice On Person-to-Person Marketing Calls Person-to-Person Telemarketing Code of Practice-Certification Application FormCoP Certification Guide Code of Practice Media CoverageSupplement- HKET20120131Supplement- The Standard 20120131