The F***ing Epic Twitter Quest of @MayorEmanuel: Sinker, Dan, Stone, Biz: 9781451655148: : Books
Chicago-Based Groupon Announces Measures to Combat Financial Woes – NBC Chicago
Kellogg Alumni Magazine - Winter 2013 by Kellogg School of Management - Issuu
Chicago-based Groupon to lay off 500 employees
Groupon wants out of half of its Chicago HQ space after layoffs
Groupon terminating HQ lease early - Crain's Chicago Business
Groupon now listing entire HQ for sublease
Cities, States Cash In on Naming Rights - WSJ
Groupon terminating HQ lease early - Crain's Chicago Business