Unless you've been living under a rock for the last couple of years, viral marketing shouldn't be a concept you know nothing about.
The goal of viral marketing is to harness the power of social media (Facebook, Twitter, Instagram, etc.) in order to produce high levels of brand awareness.
Just like a virus replicates itself, a viral marketing strategy aims to infect (read: reach) as many users as possible.
Here are 3 examples of successful viral marketing campaigns:
What do these campaigns all have in common? They trigger an emotion or a reaction from the user. When done right, this is one of the best strategies out there.