Perry Marshall is a direct marketing and Google Adwords expert. He consults companies on generating sales leads, web traffic, and maximizing advertising results through his company, Perry S. Marshall & Associates, in Chicago.
Perry has published hundreds of articles on sales, marketing and technology. His works include The Ultimate Guide to Google AdWords (Entrepreneur Press, 2006; 2nd Edition 2010), and Industrial Ethernet (ISA, 2nd Edition).
Website: http://www.perrymarshall.com/
Twitter: http://twitter.com/perrymarshall
