Mastermind groups are a great way to get access to some of the smartest and most switched on marketers in the World and in this episode Tim interviews Nate Lind, who runs advertising mastermind Adsum. Hear how Nate marketed and built Adsum, the impact that it’s had on his various businesses, and how it morphed into his very own ‘anti-trade show trade show’.  For show notes head to www.exposureninja.com/episode75