Amazon Tax Back On The Agenda in California by Chris Trayhorn, Publisher of mThink Blue Book, July 20, 2009 The Performance Marketing Alliance led another lobbying swing through Sacramento this week, trying to dissuade cash-starved political leaders from imposing a so-called “nexus tax” on California’s affiliates. An update on the PMA’s education effort will be included in the upcoming issue of Revenue, and you can contact Karen Garcia of GTO Management if you’d like to help block the tax. Filed under: Revenue About the Author Chris Trayhorn, Publisher of mThink Blue Book Chris Trayhorn is the Chairman of the Performance Marketing Industry Blue Ribbon Panel and the CEO of mThink.com, a leading online and content marketing agency. He has founded four successful marketing companies in London and San Francisco in the last 15 years, and is currently the founder and publisher of Revenue+Performance magazine, the magazine of the performance marketing industry since 2002.