Anyone trade with a new broker

What are the common operating modes of thousands of trading studios, and how do they support themselves?

I partnered with a friend to do asset management for a year, and then it all collapsed. Is there any colleague to share with you? I also want to try again, before I try, I would like to ask everyone's suggestions and experiences

Traders, what moments do you feel "really broke"?

What cognitive biases do we have to overcome?

In the past few months, I feel that the more I study, the more I study, but it will decline. Sometimes I feel conflicted. I don’t know why?

In the era of bad technical indicators, can you still make money from technology?