O Teste Da Mãe: Como Conversar Com Clientes E Descobrir Se Sua Ideia � Boa, Mesmo Com Todos Mentindo Para Voc�

The book offers a unique perspective on customer conversations—I'm curious what personal experiences or observations led to this approach.

Applying these honest questioning methods can be tricky, especially with friends or family. Has anyone struggled or adapted the advice successfully?

I wonder if anyone's feedback or results really changed their approach to validating their business ideas.