I’m always amazed that you’re and your get so confused with each other. They’re as different as .. well … they’re and their – which also gets abused in the English language.
I’ve marked up student essays and writers’ manuscripts in big, bad RED ink until I’m BLUE in the face, but to no avail. Perhaps Mac Lethal’s YouTube video rap can get the point across!
(Warning! Some of the language – while grammatically correct – is not rated PG.)