Tiger global hedge fund has taken a 10% stake in Groupon (NASDAQ: GRPN), which has popped share prices up 10%. Should you do the same? In this video, Motley Fool analysts Blake Bos and Austin Smith discuss their opinions on an investing thesis for Groupon, and how the stock crashed 90% since the company's IPO, with lots of talent having left the company over that time, as many investors realized that it went public with a huge premium on share prices and a business model that wasn't necessarily sustainable.