give it up.  Maybe they check less at the land border. Now, my point is some people take whatever information on this forum and run with it (not that it is right to do so). Also, some people (and in most cases families) have so much at stake in keeping their PRs. I have witnessed how some contributors on this forum discourage and sometimes scare people based on "what they think". I think it is just fair to say what you know based on facts... and in cases where you don't know, make it clear that you are not sure. It is easy to type "extremely thin chance" and go to sleep... but you don't know who is reading and what effect it has. You should have added "I am not sure but I think..." to that. Then it is up to the person reading to do more research and then decide. I have not seen one person on this forum say that he was pulled aside at a POE for not meeting residency requirement... except for one person that actually told the officer that he didn't meet the requirement. If you see one please post in your reply. As a matter of fact, when you travel through land borders in a private car you don't require a PR card...that is the law. 28. (1) A permanent resident must comply with a residency obligation with respect to every five-year period. Application (2) The following provisions govern the residency obligation under