Ad Build: All How Big is Baby Zone Unit ads are created in-house by TKWW’s Creative Solution team. Secure Third-Party Tags: All third-party tags must be secure. Blocking Tags: Blocking tags and retargeting/remarketing cookies are not accepted across the TKWW portfolio. Data Collection Pixels: TKWW does not allow the use of data collection pixels. Ad Safety Pixels: Ad safety monitoring requirements must be declared at time of booking. Frequency Capping: Frequency capping should be discussed at time of booking. Creative Review: Two (2) rounds of mockups are provided before approval is expected.