Wall Street Journal: Card Tricks Win Big Rewards

[Walter_Plinge]

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Hard-core collectors of frequent-flier miles are turning credit card sign-up bonus offers into vast stashes of miles, points and expensive trips by opening new card accounts by the dozen. Some practitioners call it travel hacking, and at a time when travelers are frustrated by declining service and growing airline fees and fares, it represents a rare travel bonanza.

Card Tricks Win Big Rewards for Some Travelers - WSJ.com