One user posted a typo-ridden email from Amazon customer support that confirms a refund given on a book that user had never bought in response to a query about Beautiful Disaster.

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And respond he does, spending an hour each morning firing off a good 150 brief, typo-laden missives from his BlackBerry while working out on an elliptical machine in the basement of his home office, a restored Victorian in one of San Francisco's tony residential neighborhoods.

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KathE Walker -- the capital E isn't a typo, "it's a '60s thing, " she says -- laughs a lot for a woman in the business of scaring her customers.

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Immediately I drafted three sentences with only a single typo, and without any previous hands-on experience.

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