Here you can find the latest info about Fairmont President’s Club promotions:
Fairmont is offering double airline miles for booking “Everyones’ an Original” rate plan. This offer is valid until April 30, 2014.
Here are some expired promotions:
Fairmont has a promotion for room discounts and double miles for stays until September 30, 2013.
You can earn up to 6000 bonus Air Canada Aeroplan miles for Fairmont stays between February 1 and April 14, 2013.
Fairmont is offering double miles for number of different airlines for stays booked by January 31 and consumed by April 30, 2013. (note that the booking window requirement seems to have been withdrawn)