Though many midstream outfits are structured as general partners and/or master limited partnerships, few companies give investors as many options to buy in as Kinder Morgan (KMI 0.53%). Kinder Morgan Management (NYSE: KMR) is the least written about member of the Kinder Morgan family, but it is also the option that insiders purchase most often of the four investment vehicles that make up one of the most successful business in the midstream industry. In this video, energy analyst Aimee Duffy takes a quick look at KMR, explaining how it works and where its money comes from, and why it might be right for your portfolio.