Whether ROI varies with social media annoys many marketers and brands. To find how much fortune it could bring is not the only way to get the value of it. A few case studies from different aspects are listed by the author for proving the ROI of social media.

In these cases, beneficiaries could be a sweepstake website, a technique company that promotes new product, a body wash brand, a restaurant, a popular traveling food truck, a small business company, a food company, car sales and customer service.

Social media has the advantage over banner ads and newspapers that only a click could drive more traffic to the website, which is truly easier and better.

For some companies just images could not show the properties of their products and putting ads on TV is expensive. Through social media short videos could be posted and more people could know about their products. Could contain more information is an important point of social media and this point could be great helpful.

To real-time update the activities there are no better choice than social media, which could let people know what you have, where you are going in time. This is a point that social media drives ROI that you do not need much time nor money for the publicity.

For the service industry, the collection of feedback is more easy when using the social media, people do not need to fill in some paper forms and just some click could finish instead. That is another point to prove the ROI of social media.