Generating ancillary revenue is now an entrenched component of the global airline business, likely enabling carriers to avoid steep losses even as the economy sputters. The question the industry is now asking itself: How far can we go? Is there a limit at which consumer backlash against a particular fee, or a range of fees, outweighs the benefits of unbundled pricing? Ft. Lauderdale, Fla.-based Spirit Airlines, among the most aggressive carriers in generating ancillary revenue, is now adding a boarding pass fee for passengers who don't print their own.
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