Originally Posted by Leisesturm

If there is an unintended collision IMO the fault would be yours because you could see them, and they couldn't see you. If you wait until you have a clean pass, it won't matter that they don't know you are there. As you are passing, with room to spare, you can announce that you are doing it. They are on an MUP, they have been passed a dozen times already before you got there. Anyway, that's the way I roll. Not judging anyone else.