Source: Red Tape Chronicles, MSNBC.com ( Free Registration )

With so much talk about airline fees lately, you might overlook perhaps the largest source of ancillary revenue for the industry — and a big headache for you — that lets airlines make money for nothing. A lot of it.

If you’ve ever been on a “full” flight that was full of empty seats, perhaps you’ve wondered: What happens to the paid fares when passengers don’t show up for flights?

Read Full Article: Airlines secretly cash in on unused tickets