The size of stop loss: it can be set according to the resistance support in the above stop loss point. The size of the stop loss mentioned here should be set more according to the profit rate, that is, when the profit rate can only see 5-8 points, the stop loss can be controlled at about 3 points.
In operation, the stop loss point of long-term trading can be appropriately enlarged, and when the profit point is above 30 points, the stop loss can be set above 8- 10 points. Of course, the size of the stop loss is more of resistance and support.
Spread in stop loss: As we all know, transaction cost consists of spread and commission. When placing an order, try to find the best entry point and calculate the price difference, so it is the same when setting the stop loss.
In the crude oil investment market, it is often a decimal point that can change the profit and loss, so it is necessary to calculate the spread when setting the stop loss.