This document discusses how social media is impacting marketing and IT. It notes that social media compresses information relevance and speed, forcing businesses to re-examine processes like sourcing, sales, and customer service. The majority of CMOs feel underprepared to manage social media's effects. Understanding customers through interaction, attitudinal, descriptive, and behavioral data from both traditional and social media channels is key. When developing a social media strategy, businesses must determine the right balance of offense and defense and properly organize ownership of various social media tools.