Social Media Study says U.S.-based companies use social media for brand building Gaining press coverage was the least popular use of social media. By Kevin Allen@kevin_j_allenAug. 10, 2011 SHARE Ragan Insider Premium Content SGP polled 102 people at U.S. agencies and found that nearly 78 percent think building a client’s brand is the most important reason they’re using social media. To read the full story, log in. Become a Ragan Insider member to read this article and all other archived content. Sign up today Already a member? Log in here. Learn more about Ragan Insider.