Viral marketing

[jaysh4922]

Viral marketing is buzzwords referring to promotion techniques that use pre-existing social networks and other technologies to produce increases in brand awareness or to achieve other marketing objectives from first to last self-replicating viral processes, analogous to the spread of viruses or computer viruses.

 

[siyaab]

a marketing technique whereby information about a company's goods or services is passed electronically from one Internet user to another.