K-line Jianghu Academy: How to judge whether you can trade full-time?

In trading, how to solve the problem of being hit by the market back and forth with stop loss? What is the basis for the solution?

What should I do if I am about to liquidate?

Fund management has always been a headache for me. May I ask you guys, how can I do a good job of position control?

What do you think is the most important thing in trading?

How do you view the theory that review is useless?