This document summarizes the results of a study on business use of social media conducted by Business.com in 2009. Nearly 3,000 business professionals provided insights on how they use social media for work. Key findings include: 1) Over half of respondents use social media as a business information resource; 2) The most popular activities are attending webinars/podcasts and reading reviews, while bookmarking and forums are less common; 3) On average, respondents use 6 different social media sites/resources. The study provides benchmarks for how businesses are finding value in social media.