Delta's short-term booking rate increased 35 points over the same period in 2012.

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Reservation-taking full-service restaurants have increasingly adopted online booking options over the past few years.

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Enron, for instance, sold a lot of those sorts of derivatives, booking profits on them straight away even though there was a huge question-mark over their long-term profitability.

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Walton got pulled over and taken in for booking after a trooper caught her going 70mph in a 55mph construction zone on I-20 in Weatherford, Tex.

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