Groupon (GRPN -2.56%) is going through a profound transformation, and the company is generating impressive sales growth. But profitability is still scarce, and companies such as Amazon.com (AMZN +3.29%) and RetailMeNot (SALE +0.00%) represent serious competitive challenges for Groupon. Is Groupon a successful ongoing turnaround or a company with an identity crisis?
The following slideshow offers some concepts for investors willing to look at Groupon and its potential for returns in the years ahead.





