There have been many exciting moments in the social advertising market, so Unified Social has created a timeline infographic that shows major market players, including their API partners at Facebook, Twitter, Linkedln, StumbleUpon, and other social media platforms. Social Media Advertising has become a critical component of the overall online advertising market. As facebook, twitter, linkedin, stumbleupon etc. have emerged as social network leaders, they have created powerful and effective ways of social media advertising in reaching the targeted consumers, with the right message at the right time. Social media advertising, a market that didn’t exist a decade ago is projected to generate $11 billion in revenue by 2017.