The document provides an overview of advertising opportunities on lesser known digital platforms such as Snapchat, Twitch, TikTok, and Reddit. It summarizes the audience figures and specifications for creating ads on each platform. Snapchat ads should be mobile-focused videos between 3-10 seconds. Twitch has a large audience for gaming and esports that actively engages with streamers. TikTok recommends localized video ads between 5-60 seconds. Reddit comprises forums for specific interests and is influential in meme culture.