This document discusses conditioning aspects in developing a soccer playing style. It begins by introducing Peter van Dort and his role as an instructor for UEFA coaching courses and the Dutch national youth teams. It then discusses defining characteristics of soccer and outlines the Dutch philosophy of "soccer training is conditioning." It describes the key team functions of attacking, defending, and transitioning between the two. It emphasizes developing soccer-specific skills and fitness through practice drills and periodization over developing general athleticism. The goal is to train players in the tactical and technical aspects of the sport to help their team achieve the aim of winning.