[notahacker]

Even for white males, whilst it might help convince people you're one of the nice backpackers and not the rude backpackers or defuse situations caused by your faux pas, being trusting absolutely doesn't get you any sympathy from who make a living out of scamming or robbing tourists. Sure, escalating probably isn't the best way out either and the minor annoyances that cost you a dollar might be best overlooked, but switching your guard off is a terrible idea in a lot of parts of the world