For purchases from October 11, 2010 to January 2, 2011.
Print out MIR and send with proof of purchase of 81mg. Bayer Aspirin 100 count or higher product.
Recieve a Fuel Savings Card good for $0.10 off per litre, up to 50 litres on your next purchase from Petro Canada.
Total redemtions limited to 3 cards per household or address.
Offer not available in Quebec.
Here is the link.

http://www.aspirin81.ca/en/