Click through and read the LA Times article.

When bond broker Willard May of Round Rock, Texas, was forced into retirement after a run-in with federal securities regulators in the early 1990s, he turned to his trusty AAirpass to generate income. Using his companion ticket, he began shuttling a Dallas couple back and forth to Europe for $2,000 a month.

"For years, that was all the flying I did," said May, 81. "It's how I got the bills paid."