Eater.com -  A San Francisco restaurant owner claims that a Groupon sales rep threatened him with bad Yelp reviews after an unsuccesful sales pitch. News of the incident spread when Trip Hosley — the owner of the Sauce restaurants — posted the text of the alleged threatening email from Groupon sales rep Andrew Johnston to Sauce's Facebook page:

I sincerely appreciate you hanging up on me. As a resident of San Francisco for over 25 years, I have a huge network of friends (ages 25-40) that all are extremely active on Yelp as well as other social media. I will gladly let them know how you treated me as well as my feelings about the people who run Sauce. Continue