As Cordarounds gained traction, global advertising agency Foot Cone Belding, a unit of Interpublic, offered the company a slew of services pro bono.

FORBES

As Cordarounds gained traction, global advertising agency Foot Cone Belding, a unit of Interpublic (nyse: IPG - news - people ), offered the company a slew of services pro bono.

FORBES: How To Get People To Work For Free