The Kinder Morgan (NYSE:KMI) family of investments is the third-largest energy company in North America by combined enterprise value. When you're that big, it's hard to pinpoint one single thing that is more important to your success than anything else. In this video, Motley Fool contributor Aimee Duffy attempts to do just that, explaining why Kinder Morgan is such a great investment along the way.

Fool contributor Aimee Duffy has no position in any stocks mentioned. Click here to see her holdings and a short bio. If you have the energy, follow her on Twitter, where she goes by @TMFDuffy.  Fool contributor Tyler Crowe has no position in any stocks mentioned.

The Motley Fool recommends El Paso Pipeline Partners LP and Kinder Morgan. The Motley Fool owns shares of Kinder Morgan. Try any of our Foolish newsletter services free for 30 days. We Fools may not all hold the same opinions, but we all believe that considering a diverse range of insights makes us better investors. The Motley Fool has a disclosure policy.