They Ask You Answer : A Revolutionary Approach to Inbound Sales, Content Marketing, and Today’s Digital Consumer
2017
They Ask, You Answer : A Revolutionary Approach to Inbound Sales, Content Marketing, and Today's Digital Consumer, Revised & Updated
2019
Endless Customers : A Proven System to Build Trust, Drive Sales, and Become the Market Leader
2025
Youtility : Why Smart Marketing Is about Help Not Hype
2013