The volatility course explains the details of volatility, how to measure it, read it, and understand it. Most importantly, you'll know how to determine if an option's price is relatively cheap or expensive. It's the most important piece of the puzzle to options trading. If you buy an option that's relatively expensive, or sell one that's relatively cheap, you could lose on the option--even though you were correct about the stock's direction. You can trade on hope--or you can trade on knowledge.