The document outlines 12 e-marketing trends for 2012, including search engine optimization, social media optimization, content optimization, content aggregation, gamification, video marketing, ad network innovation, privacy compliance, cross-channel optimization, mobile marketing, website performance optimization, and performance marketing. It emphasizes developing engaging, shareable content and adopting a multi-channel approach to reach customers across different online and offline platforms. Proper optimization across various digital channels is key to cut through the noise and engage with customers in 2012.