I'm interpreting the question to mean: if you are selling an enterprise product into a competitive industry, how do you do word-of-mouth advertising? The answe

I'm interpreting the question to mean: if you are selling an enterprise product into a competitive industry, how do you do word-of-mouth advertising? The answer is, to a first approximation: you don't. "Viral marketing" is a buzzword of the B2C sector. It exists in the BB sector, sure but it's never a dominant channel.