Recently, many people have asked me how to trade options—so today I’ll walk through the risks of options and the basic logic.

To be honest, options may seem complicated, but the core idea is just one sentence—you pay a small amount of money to buy a future option. Compared with the old approach of buying low and selling high, what makes options powerful is that in a bull market, a bear market, or a sideways market, you can find ways to profit in any kind of environment. That’s why they’re called “the most flexible derivatives.”

I’ll first talk about three advantages of options. First, you can control a large amount of assets with only a small amount of margin, so the leverage effect is very clear. Second, no matter how the market moves, you can find a matching strategy—buy calls if the outlook is bullish, buy puts if it’s bearish, and even do the opposite if appropriate. Third, options can be used to hedge risk. For example, if you hold stocks but worry about a decline, buying a put option can act as insurance for you.

But let me make this clear—options risk is real, especially if you don’t understand what you’re doing. Before trading, brokers will require you to complete an options agreement and assess your funds, experience, and knowledge level. This isn’t just a formality; it’s genuinely necessary.

Let’s look at the basic terminology first. A call option is the right to buy at a fixed price in the future. A put option is the right to sell at a fixed price. The premium is the money you pay for this right. The strike price is the price at which you execute the option. The expiration date is the day when this right expires. Each options contract represents a certain quantity of the underlying asset; for US stock options, it’s usually 100 shares.

Reading an options quote isn’t really hard. Just get these elements straight: the underlying asset, the trading type, the strike price, the expiration date, the option price, and the multiplier. Take Tesla as an example. Suppose the stock price is $175. If you buy a call option with a $180 strike price and the option fee is $6.93, then in reality you pay $693. If the stock rises to $185, you can buy at $180 and then sell at the market price—the difference in between is your profit. Conversely, if the stock falls, your maximum loss is $693. You won’t lose infinitely, because you only have the right, not the obligation.

The logic of buying put options is the opposite—you profit if the stock drops. Selling options is different, and the risk is much higher. If you sell a call option and the stock surges, you might have to buy at a high price and then sell to the buyer at a lower price, and your losses could be very large. Selling a put option is similar: the premium you receive is limited, but if the stock crashes, your losses could be unlimited.

When it comes to options risk management, I summarize four points. First, don’t maintain net short positions—don’t sell too many options. The risk of selling options is far greater than buying, because losses have no cap. If you use multiple options combination strategies, make sure the number of contracts you buy is at least equal to the number you sell, so you can keep risk within a certain range. Second, control your position size—don’t put all your money into a single trade. Options can amplify both gains and losses. Third, diversify—don’t use all your funds for options on a single stock or index. Fourth, set stop-losses, especially for strategies involving net short positions, because losses may be unlimited.

If you want a more direct and simpler trading approach, CFDs or futures might be more suitable. Futures require both parties to execute the contract, while CFDs are settled based on the price difference and don’t require you to actually buy or sell the underlying asset. CFDs offer higher leverage, a lower minimum trading amount, and many platforms provide commission-free trading, which makes them easier to operate.

In the end, options are a very useful tool, but the prerequisite is that you understand their risks. If you have a view on the future trend of a particular stock, options can help you participate in the market with a smaller cost. However, the trading barrier is indeed high—it requires enough capital, experience, and knowledge, and brokers won’t approve just anyone. In some cases, futures or CFDs may be a more direct choice, especially when options are too expensive or your trading timeframe is very short.

No matter what tool you choose, the most important thing is to do your homework. Even if the tool is great, using it in the wrong direction is pointless. So before you start trading, lay a solid foundation first, understand the nature of options risk—that’s the basis for long-term profits.