successful trade is when you make profit
i.e. you recieve more assets than you put in
for you trade to be successful you got to know the market (or just be lucky)
No, should understand about this question, Actually, when we wanna start to do trading, than many difficult question has come in our mind, so in this way,, it is better to ask about it for someone.
But definitely, you are right, if we are successful in trading, so that's mean we are good trader and also luck very important thing in trading and also in gambling.