#TradingMistakes101 addresses the common mistakes made by traders, both novice and experienced. The book highlights the importance of discipline and risk management to avoid significant losses. It emphasizes the need to have a solid trading plan and to follow it rigorously. Additionally, it analyzes psychological aspects, such as fear and greed, that can affect decisions. The author also suggests learning from past mistakes and maintaining a growth mindset for continuous improvement. In summary, success in trading depends on self-discipline and ongoing education.