How to Make People Like You in 90 Seconds or Less

The idea of 90 seconds feels so specific — I wonder if it came from real research or personal experience, and how that influences the techniques?

I'm curious if these quick tips really work in high-stakes situations or if they’re better suited for casual encounters. What’s been others’ experience?

There are so many ways to connect — I wonder what led to the selection of the specific techniques presented in the book.