The drip flow email campaign where you end up in is too Americano, but the book, the theory and the power of using it is incredible!!!!
Since I've read the book I keep on using it as a reference and try to implement a simplified version of the technique in client funnels.
The result? Ask people the right questions at the right time and you've got marketing gold! It's direct input for you to move people towards their desired outcome.
Xpenditure