The President of UOKiK imposed a significant fine on Dr Smile for unfair contract practices, such as pressuring consumers to sign immediately and using manipulative techniques. The company, offering personalized teeth alignment products, failed to provide sufficient decision-making time and confirm agreements in a durable form. This case underscores the importance of transparency and consumer protection in business practices. Competition law advisors should stress clear communication, proper documentation, and ethical sales tactics to avoid legal repercussions and maintain competitiveness.