If anyone understands the millennial mind (or that of Gen Z, coming up right behind it), it’s Kevin Lyman. Since founding the live music event and brand strategy firm 4Fini in 1995, Lyman hasn’t just immersed himself in youth culture—he has helped brands like Truth, Ernie Ball and Journeys stay connected to it. The Vans Warped Tour—his cornerstone event, which jams up to 100 bands into 10 hours of portable, mud-filled mayhem—is now the longest-running festival tour in North America. In his more than two decades as a marketer and promoter, Lyman has learned a thing or two about reaching teens and young adults. Here, he shares some of his best practices.