Any number of ways. For example pitching behind closed doors to potential customers.
Others don't have customers, they trade with their own money (not just small-time traders, by the way).
Others don't have customers, they trade with their own money (not just small-time traders, by the way).
"Fund beats S&P by 20% for 20 years straight" is a good story?
I am not understanding how a fund could remain open/transparent enough to build trust with potential investors. But still maintain secrecy over the years.