In April 2007 my brother Jay called me while manually copy-pasting together a team-wide farewell card for an employee at a remote office...

I thought, …Surely there is an easy service that lets someone start and circulate an online group greeting…with none found, the quest began to create one.

Early on, Stanford campus provided a great opportunity to test this strange idea on classmates. Soon, friends chipped in and sent cards to each other, to friends, and to family. We even sent class-wi ...