Advertising Age, August 30, 2011
New Media Age, July 26, 2011
MediaPost, March 10, 2011
MediaPost, February 18, 2011
Click Z, January 31, 2011
Mashable, January 24, 2011
Click Z, January 20, 2011
iMedia Connection, January 10, 2011
DIGIDAY DAILY, January 7, 2011
The Wall Street Journal, October 12, 2010
AdExchanger, July 22, 2010
Advertising Age, April 19, 2010
Mediaweek, March 15, 2010
VentureBeat, March 12, 2010
PaidContent, March 8, 2010
AllThingsD, March 8, 2010
AdExchanger, January 5, 2010
BizReport, December 24, 2009
ADOTAS, December 24, 2009
Mediaweek, December 23, 2009
MediaPost, December 23, 2009
Mediaweek, December 23, 2009
Wall Street Journal, October 13, 2009
Wall Street Journal, October 13, 2009