It does however, give an individual a good foundation on how to trade. Tharp emphasizes the need to come up with a system that fits you. The only way to trade is to understand who you are as an investor and develop a system that reflects how you view the market and your risk tolerance. He provides facts and figures about how the best way to assess a system and understand the risk that you will be taking on.
Another important concept is the idea of risk assessment. Having set values for when you will get in and out of a stock will minimize your chance of losing a large amount of money on a loser and keep you from losing your profits on a winner.
This book is worth the read if you do not understand how to trade stocks and want to have a good understanding on what it takes to develop a strategy that you are comfortable with. For me, I was able to take away from this book a solid sense of how I needed to develop myself and understand how I want to manage my trades going forward.