- Groupon refuses to pay security expert who found serious XSS site bugs http://betanews.com/2015/04/22/groupon-refuses-to-pay-security-expert-who-found-serious-xss-site-bugs/ 6 comments technology
- Groupon recalls condoms sold which were found counterfeit http://www.dailyhypeonline.com/groupon-recalls-condoms-sold-which-were-found-counterfeit/ 55 comments nottheonion
- Found this half-off on groupon, don't worry it's vertically compliant. http://www.groupon.com/deals/gg-roundtail-hybrid-delia-bike-3?utm_campaign=UserReferral_mih&utm_medium=email&utm_source=uu66320634 14 comments bicycling
- How did the big fishes like Zappos or Groupon found the perfect MVP? https://netguru.co/blog/software-startup-mvp-is-a-good-way 9 comments startups