Give away lots of samples, promote your service wherever possible, and aim for international markets from the beginning.

ECONOMIST: Electronic commerce

Samples are tested and stored by the Forensic Science Service.

BBC: DNA pioneer's 'eureka' moment

They surveyed beverages from both self-service and employee-dispensed machines and the samples were tested.

CNN: Soda fountains contained fecal bacteria, study found

On the inflation front, the latest Central Bank survey of economists has January inflation coming in at an expected 0.75 percent, some high-frequency price samples are already breaching 1 percent, being pressured by higher food and service prices.

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The service lets users follow friend and celebrities, stream music samples, and check out concert listings.

FORBES: Apple Says Ping Has More Than One Million Users