Word-of-mouth Marketing: Budget Increases Speak Volumes About W-O-M†

Brandweek, December 31, 2007 — Pssst. Word-of-mouth marketing is spreading. Pass it on. How "loud" has this category become? W-O-M marketing is projected to hit $1.3 billion this year, up almost 33% from $981 million in 2006, per PQ Media, Stamford, Conn. And the word is definitely spreading: Spending is expected to triple by 2011.