In a study done by MarketingSherpa, here is a list of the best viral marketing strategies used by B2C (business to consumers) in the United States.

91% - Encouraging e-mail forwarding
80% - Tell-A-Friend boxes on websites
69% - Online games, quizzes and polls
54% - Cool microsites
47% - Offering e-cards
46% - Video Clips
29% - Audio Clips

What do you […]