The involvement of trading options is normally done by investors for either bringing in profit or for hedging investment bets. Some employers use option contracts for financial compensation, or as a reward for good performance, or possibly for sharing the companies profits between the employees.

If used by smaller investors for purposes of speculating, additional leverage given by trading options generates more opportunities for more profits, along with greater losses. As such, trading options is a very risky business venture for small investors who aren't always well versed in its complexities.

The concept of option trading includes the buying and selling of option contracts. These contracts stipulate the right, though not the obligation, to buy or sell a stock at a specific price, called the strike price, within a specific term. There are also other types of underlying financial instruments used with options besides stocks.

If the buyer is purchasing the right to purchase stock, or a different asset, it is a contract which is called a "call option". However, it the purchaser is purchasing the right to have the sale of stocks, then the contract is a "put option". The call options are very similar to having a long position on a stock. As for put options they are similar to having a short hold on a stock

The buyer of a regular call option is there normally buying the right to buy a specific amount of stock for a specified amount of money with a certain time frame. The person who buys is in position where they can gain if the stock price increases during this time because she/he has the option to then sell the stock at a higher price. If the option is now completed in the specific time period the purchaser loses all of his/her purchase money.

In the same way, when you buy a put option you are betting that the stock price will fall and you will make a profit by buying the stock at the lower market price and selling it at the higher contract price. This is how trading options makes it possible to profit whether prices are going up or down. This allows option strategies which include a mix of calls and puts to reduce risk. The macd indicator is just one of the many technical tools that investors use to give them clues as to the direction of price movement.