Companies are increasingly blocking targeted advertising to teen users in response to demanding state laws in Texas, Maryland, Colorado, Connecticut and several others that are designed to protect minors. Concluding a series on the expanded and jumbled legal landscape for regulating companies’ online interactions with minors, this article provides practical compliance considerations for businesses around requirements common to multiple laws, discusses a unified approach to protecting a vulnerable group and offers sources for guidance in 2025. Part one examined the key pacesetter laws and noted five legislative and enforcement trends. Part two spotlighted the most significant impacts from the FTC’s update to the Children’s Online Privacy Protection Act Rule. See “Preparing for U.S. State Law Privacy Compliance in 2025” (Dec. 11, 2024).