The document discusses two Word of Mouth marketing campaigns run by Trender, a Word of Mouth marketing company in Romania. The first was for EuroVoice, a digital telephony service, which saw a 400% increase in revenue. The second was for Don Gustosso food products, which helped develop brand advocates. Both campaigns used Trender's community of social trenders to generate awareness, website traffic, and consumer insights that led to successful results for the clients.