Home › Authors › Doug Dvorak Doug Dvorak 6 books Books by Doug Dvorak Sales 3. 0 Sales 3. 0 2013 501 Sales Ideas to Win More Bu 501 Sales Ideas to Win More Business 2012 Big Book of Sales Solutions Big Book of Sales Solutions 2012 Sales 3. 0 the New Cont@ct Spo Sales 3. 0 the New Cont@ct Sportâ¿¢ 2011 Sales 3. 0 the New Contact Spo Sales 3. 0 the New Contact Sport 2011 Build your own brand 2009