Viral marketing
Promoting products or services through messages and video spread by consumers via e-mail.
Buzz marketing
Winning attention for products by putting them in the hands of celebrities.
Influencer marketing
Targeting the connected or cool people that lemmings will most likely follow.
Stealth marketing
Marketing disguised as something else. Word-of-mouthers consider this their evil twin. Anyone who thinks ill of word of mouth, they contend, is probably confusing it with this.