the only way we can gain income from crypto in more than $1k/month is we need to have a big budget to start so we can doing many ways such as doing trading by buying and selling many coins so we can make a big profit. but this is not guaranteed to make a big profit because if the market is not predicted and still volatile like now
The bigger the investment, the greater the risk. Of course, the proceeds will increase exponentially. In my opinion, it can not be chosen through blind investment coins.