I along with my wife and son arriving in canada in the first week of april 2009.But my wife and son have to leave canada within 10 days arriving of arriving in canada due to my son's important exams in the same month.After getting PR cards (three of us) within one month or more I will come back to my home country.After completing my son's exam within three months we all will move to canada.So my question is IS THERE ANY PROBLEM FOR MY WIFE AND SON TO GET BACK IN CANADA???