1,I believe there are many people who, without the guidance of teachers, search for information online every day, look at groups and make orders, and end up doing small cycles, chasing back and forth, and losing back and forth!
2,I have my own teacher's guidance, but I always ask the heavy warehouse to make orders and the direction given is always reversed
3,When you finally get it right, you can earn a little money and get it out. But when you get it wrong, either you desperately increase your investment, increase your investment, or just hedge or lock up your orders, and in the end, you always end up cutting them all at the lowest or highest point.