Masukura: In the unilateral momentum, you can increase your position appropriately, but remember never to increase your position against the trend. Adding orders against the trend will often increase losses, and the change of stop loss against the trend is even more difficult to undo.

Through a futures transaction with the same amount and opposite direction, the original futures contract is written off, so as to settle the futures transaction and relieve the obligation of physical delivery at maturity. This behavior of buying back a sold contract or selling a bought contract is called liquidation.