On the top floor of a nondescript building in Toa Payoh, an army of workers is busy mining your personal details. Some are on the phone, negotiating a price for bundles of people's personal information. Others are handing over documents with names and addresses to buyers in exchange for cash.
They are part of a cottage industry of at least half a dozen companies here making money from dealing in others' data - full names, home addresses and phone numbers - raising questions about whether what they do is legal.
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