Astroturfing

[As-troh-turf-ing]

Verb

Astroturfing is an attempt to manipulate public opinion using pretense and deception in an attempt to boost a product, company, brand, movement, event, etc. with exaggerated claims, reviews, misleading posts, etc.  This false campaign seeks to generate the impression of legitimate buzz, popularity, or interest in a product, service, brand, event, etc.