BizSugar.com › Startups › History of Viral Marketing

We’ve all seen those advertisements or images on Facebook that seem to reach thousands, if not millions, of people and result in hundreds of comments, likes, and shares. Your friend shares the post, then you do, and then your friends do. Those posts that spread like wildfire across social media networks are part of viral promotion, a form of content marketing that can be extremely successful for brands of all sizes. How did viral marketing come about? How exactly does it work? And what are some of its common aspects?