$Cardio Diagnostics (CDIO.US)$ Some of the stocks you buy wi...

Some of the stocks you buy will bring you profits, but other stocks you buy will just fill the void of other people's losses, or let others take money from you. so we all must be careful of this. check the history of the stock and then think about it before buying it. at what price you enter is very critical. e.g., for this stock, entry 0.3 is better than 0.34 or higher.