The research is aimed 1) to study the driving of self-regulatory mechanisms of the advertising profession in successful countries, 2) to explore the driving of self-regulatory mechanisms of the advertising profession in Thailand, and 3) to examine guidelines for solving problems and obstacles for the driving of self-regulatory mechanisms of the advertising profession in Thailand. The study was divided into two parts: Part 1: The study on the driving of self-regulatory mechanisms of the advertising profession in successful countries was conducted ...