Odds are that there is a Visa (NYSE:V) branded credit or debit card in your wallet or purse right now. Visa is far and away the worldwide leader in electronic payment processing, and beyond that, the brand is a household name.

However, for many investors, it may not be quite so obvious how exactly Visa translates the logo on your debit card into company revenue. In the video below, Motley Fool contributor Jay Jenkins explains exactly how Visa makes its money, and shares a few key metrics that drive the top line.