1. The document provides guidance on defining, finding, and exploring trends. It defines a trend as a general tendency, current style or vogue, or general direction of something.
2. It recommends searching news sources, social media, and radio to find ideas for trends, noting to pay attention to authorship and bias.
3. The document explores the trend of "Twitter and social unrest and protest," searching news outlets like Buzzfeed, The New York Times, and The Boston Globe, as well as social media platforms like Twitter and radio sources like NPR.