Everyone is allowed to trade. There is no rich or poor status in investing. And there is no minimum amount of investment. The only difference is that the rich have higher buying power while the poor have limited resources. But both can invest and may change their life.
But richest person easy how to get much profit because with bigger fund looks everything simple when take profit, just coin raise up about 5% they can earn much profit, but we as little fund for trading need up more than 50% or 100% to get much profit and keep compound without withdrawing until have much