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How Marty McFly’s sneakers help your credit card company prevent fraud

Original image http://www.flickr.com/photos/68751915@N05/6280507539/sizes/l/ under CC license.

Maybe not those sneakers per se, but my latest column for Fox Business explores five of the most ridiculous credit card charges of all time, including Tinie Tempah’s recent purchase of a $37,500 pair of Nike Mags. (Don’t worry, it was for charity.) Your credit card company watches for purchases that fall outside your normal spending patterns, especially if you’ve got a credit card with no pre-set spending limit.

See the full article at Fox Business…