Background Check: Groupon's Controversy and Financial Issues

Since Groupon attempted to go public, it has been exposed to more and more public attention and has been criticized more and more. Some people believe that the income of this simple group buying model is unsustainable. The following information view reviews Groupon's philosophy and financial situation, controversial events, and problems with this business model.

How can the group buying model be sustainable? How can the concept return to reality? How can we find a long-term foothold in local business promotion? I believe this is also the problem faced by many domestic group buying websites.