The text provides insights into the popularity of social media platforms among teenagers, highlighting the dominance of Instagram and TikTok. The research by Piper Sandler indicates that while Instagram remains the most used app, TikTok is preferred for entertainment. This information is crucial for marketing professionals targeting younger demographics, as it underscores the importance of focusing on these platforms for effective engagement. The data also suggests potential opportunities with Pinterest and Facebook, which have shown growth. Marketers can leverage these insights to refine their strategies, ensuring they allocate resources to the platforms where their target audience is most active. The emphasis on Instagram and TikTok suggests that these platforms should remain central to campaigns aimed at teens, while also considering the evolving landscape of social media usage.