hi . My friend has visited to canada on march 2nd , but was not stamped by CBSA . She scanned her passport on electronic machine. The story is . She visied canada before on jan 13th and stayed in canada for 3 days . Then she returned back to USA . Also she went to india on jan 19th and then came to canada on mar 2nd through USA. So my question is when will be her 6 month status will expire , because she was not stamped on march 2nd . Please help . She has valid USA work visa. @Bryanna please help.