In business, it’s important for companies to differentiate from competitors, especially in highly saturated markets. In Wichita Falls, Texas — a city with a high concentration of plumbers — Pete Johnson proudly holds a differentiation card that competitors will find difficult to trump: his daughter, Makenzie.Makenzie, who just turned 25, is one of only about two dozen female plumbers in the Lone Star state, and one of even fewer who hold a Responsible Master Plumber endorsement, which effectively means she’s qualified to open her own plumbing business.“I’m just ecstatic that she’s a plumber,” says Johnson, a master plumber who established
