Thanks for the reply (I made the post on a guest account, this is my real one). I still don't think I completely understand though.
Say I open a buy position on Amazon.com at 180000, with a trailing stop at level 175000 with a step of 2000. This means that if the price moves to 182000, then my stop moves up to 177000 right?
If I then edit this stop,the new 'Distance' field appears with the value 5000 (so it is opening price - the level I set). If I then change Distance to 10000 but leave the other fields the same, what does this do? I'm confused because it still seems like my stop is