Beyond Referrals: How to Use the Perpetual Revenue System to Convert Referrals into High-Value ClientsBill CatesMarch 26, 2013
How to Be a Power Connector: The 5+50+100 Rule for Turning Your Business Network into ProfitsJudy RobinettMay 16, 2014
Killing Marketing: How Innovative Businesses Are Turning Marketing Cost Into Profit Pulizzi, Joe , Rose, Robert September 8, 2017
Content Inc., Second Edition: Start a Content-First Business, Build a Massive Audience and Become Radically Successful (With Little to No Money) Pulizzi, Joe May 25, 2021