In the early days they would be spread by word of mouth and travel slowly.

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Such grandiose claims, spread by word of mouth and all over the Web, have made XanGo llc, the Lehi, Utah producer of the juice, perhaps the nation's fastest-growing pyramid marketing company.

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Spotify created a huge demand for its free service, spread by word of mouth, in its first six months of its launch, but rapidly applied the tourniquet and steered users to paid-for packages ranging from 99p for a day to a tenner a month.

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House said he doesn't market to the quarterbacks but news has spread by word-of-mouth.

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