As a green card holder, living in Seattle I travel a lot to Vancouver, BC (15-20 times a year). I haven't had a single problem with US CBP, but Canadian one giv

As a green card holder, living in Seattle I travel a lot to Vancouver, BC (15-20 times a year). I haven't had a single problem with US CBP, but Canadian one gives me a hard time every other visit. Though it's an anecdotal evidence of course.