Originally Posted by Linuxser

Set the best SL it´s extremly hard.
Maybe, using TSR you will be burned by 2 pips because you set the SL 2 pips above some resistance when you need to set below them.
Maybe you set a hughe SL and lose a lot of money because the trade was against you since the beggining.
Maybe, you need to set the SL above pivot when you´re short.