This document discusses how social media has enhanced television in 5 ways: 1) virtual viewing, 2) content discovery, 3) social media as content, 4) bridging content, and 5) providing audience insights. It outlines 3 types of social TV audience insights: 1) real-time feedback, 2) social "ratings", and 3) resonance. Resonance is defined as a vibration of large amplitude that intensifies and enriches a tone, evoking a response. The document examines how advertising campaigns have resonated with audiences at different levels and how measuring resonance provides lasting impressions beyond typical ratings.