1.Do not invest more which you can afford to lose.All the traders at first think that trading means only win.But it's not as they thought.Sometimes you may be lose, so do not invest more than you can afford to lose.

2.You can set goals for each trades.It's prevent  traders from become greedy.

3.Many newbie traders don't know how to read charts so you need this skill to manage trading.

And lastly do not unprofitable position open for longer than 24hours.