; and (ii) to users of websites and mobile applications that are targeted toward or known to be frequently accessed by children; and (2) a summary of the Commission’s efforts to prevent deceptive marketing of in-app purchases within mobile applications, including efforts related to the prevention of in-app gambling opportunities that violate subchapter IV of chapter 53 of title 31, United States Code, the effectiveness of those efforts, and steps that the Commission can take to improve enforcement.