<https://zh.coursera.org/lecture/wharton-contagious-viral-marketing/public-3F7iK#lecture>
<http://schema.org/description>
"Watch this video about Public for Promoting Positive Buzz in Marketing and Advertising in Viral Marketing and How to Craft Contagious Content. This module will teach you about the power of word of mouth.  You’ll learn why word of mouth, or person to person communication, is 10 times as effective as traditional advertising.  Further, you’ll discover why some products or ideas get talked about more than others.  Why some online content goes viral or some things get more buzz.  You’ll learn the six key STEPPS that drive people to share, and how by understanding those drivers, you can make anything more contagious."
<https://zh.coursera.org/lecture/wharton-contagious-viral-marketing/public-3F7iK>