7 On Your Side's Michael Finney warns about the risks of using payment apps

Several high profile cases have made airlines look bad for bumping passengers off flights they paid for. However, there is another way you can be denied a seat you purchased and it caught a Marin County man off guard.

It's a policy few passengers know about and if you're not careful, you can find yourself stranded in a faraway place. In this case, an airline took away a passenger's ticket back home and wouldn't give his money back.

Watch the video player above to hear his full story.
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