Discipline and methods for doing contracts:
#MYX# 1. Manage your position well and gamble within your tolerable range.
2. Small orders to ask for directions, gradually increasing the position.
3. Set stop-loss and take-profit.
4. Calculate (think about) the profit and loss ratio, and do not blindly follow the trend to place orders.
5. Go with the flow.
What else? Please feel free to add!