This information is written exclusively for educational purposes. It does not contain recommendations or calls for the purchase, sale or storage of any financial instruments. Trade and investment are traditionally associated with a high level of risk. The author expresses his personal opinion and is not responsible for any actions of the reader. The author may or may not be involved in the trading of the mentioned financial instruments. Future results can be very different from those described here. Profitability in the past does not mean profitability in the future.