Partnership with the American Red Cross marked Foursquare's first working relationship with a charitable body or 501(c)(3).

Partnership with the American Red Cross marked Foursquare's first working relationship with a charitable body or 501(c)(3).

Foursquare named a 'Technology Pioneer' by the World Economic Forum six months after launch of the American Red Cross badge. 

Foursquare named a 'Technology Pioneer' by the World Economic Forum six months after launch of the American Red Cross badge. 

Initial roll-out to audience of 3.1 million annual blood donors with the American Red Cross.

Initial roll-out to audience of 3.1 million annual blood donors with the American Red Cross.

American Red Cross badge, and subsequently the idea of blood donation, promoted to 7 million Foursquare users (as of 2010/2011).

American Red Cross badge, and subsequently the idea of blood donation, promoted to 7 million Foursquare users (as of 2010/2011).