Viral marketing

Marketing strategy that uses existing social networks to promote a product

Viral marketing is a business strategy that uses existing social networks to promote a product mainly on various social media platforms. Its name refers to how consumers spread information about a product with other people, much in the same way that a virus spreads from one person to another. It can be delivered by word of mouth, or enhanced by the network effects of the Internet and mobile networks.

This keyword could refer to multiple things. Here are some suggestions: