Anybody know where I can surrender I-94 within Canada
I went to buffalo yesterday for shopping and returned the same day. I am a Permanent Resident of Canada and got a new I-94 (legally stay until Sept 29,07) stapled to my passport when I entered US. On my way back, the Canadian officer didn't even look at my passport but the P.R card. I didn't realize I have to surrender the I-94 until I'm home.
Do I have to go the the US/Canada border to surrender the I-94 or there is an easier way to do so, such as going to Canada custom office? Or can I just simply un-staple the I-94 from my passport and toast it away?