I am about to buy these books, heard good stuff about it:
Landing page optimization - Tim Ash
Hot button marketing - Barry Feig
Be unreasonable - Paul Lemberg
Words that work - Frank Luntz
How to sell anything to anybody - Joe Girrard
Scientific advertising - Claude C. Hopkins
Tested advertising methods - John Caples
The magic of thinking big - David J. Schwartz
Predictably Irrational - Dan Ariely
Has anyone read one of these books? What do you think?