In 1920, radio station KDKA in Pittsburgh began the first commercial broadcast in history. Ever since, major brands have been selling their wares by transmitting messages over wide audiences. It has been, and remains, the most powerful weapon in the marketing arsenal.
One of the big benefits to the emergence of social media is that it brings that same opportunity to small businesses and even sole proprietorships. Social broadcast is not free, and it’s certainly not easy, but it can deliver impressive results.
Read more: http://www.digitaltonto.com/2010/the-roi-of-social-broadcast/