Groupon's Chicago Office Hit By Latest Layoffs

Slick Chicago Audio Tours From Groupon Founder Andrew Mason Coming In May

Local Transportation Company To Move 550 Jobs To Chicago

Groupon Announces 1,100 Job Cuts By Next Year

Groupon Endorses Marriage Equality In Illinois

Eric Lefkofsky Named New Groupon CEO

Andrew Mason Releases Tracklist & Cover To Motivational Business Album

Former Groupon CEO Recording Album Of 'Motivational Business Music'

A Look At Groupon's Lowest Moments

Groupon CEO Andrew Mason: 'I Was Fired'

Groupon Drops All Gun-Related Deals

Chicago's Startup Community Grows Outside Of Groupon's Shadow

Will Groupon Boot Founder And CEO Andrew Mason?

Layoffs, Plummeting Stock Prices Mark The Autumn Of Groupon's Discontent

Morning Diversion: If Groupon.com Were A Person

Early Investors Of Groupon Shedding Stock

Wall Street No Longer Bullish On Groupon

Third Annual Do312 Lollapalooza Celebrity Kickball Game A Close One

Sun-Times Takes A Look At Groupon's Woes

Extra Extra: Groupon Stock Hits New All-Time Low

Groupon Stock At Lowest Level Since IPO

Groupon Now Selling CTA Passes

Groupon Is Back With Another Wrigley Field Movie Night

CTA News: Groupon To Sell Discounted Fare Cards, Credit Card Fares To Go Into Effect Next Year