RocketMiles has an offer for Aeroplan members for 3,000 bonus miles for the first hotel booking by April 6, 2014, that is consumed by December 31, 2014.
RocketMiles is a hotel booking service that awards airline miles for hotel stays. They have had similar bonus miles offers with number of airlines previously and still have one with United Airlines (access United offer here).
You can access the RocketMiles Aeroplan offer page here. You maybe eligible for an additional 1,000 bonus miles for the first booking made using the link.
If you choose your hotel carefully, the miles that you get from your first hotel booking using RocketMiles can partially offset the cost of the stay.
Here are the terms and conditions of this Aeroplan offer:
Qualifying Activity: To be eligible, the hotel reservation MUST BE BOOKED USING THIS PROMOTIONAL LINK (www.rocketmiles.com/aeroplan-3k-bonus) by 11:59PM CT on 6 April 2014 and travel by 31 December 2014 (a yellow banner at the top of the search results page will clearly show if search criteria qualify for the bonus). Limited to first time customers and subject to investigation post-purchase. Limit one per customer. Limit one per stay. Promotional offer can not be applied to existing bookings or retroactively applied to bookings not made using the link above. Promotional offer CANNOT be combined with ANY other bonuses or offers. Rocketmiles reserves the right to retract a bonus AT ANY TIME if it detects fraud, stacking of bonuses, technical errors, cancel/rebooking activity (defined by identical search criteria), or ANY other deceptive behavior attempted to circumvent the limits expressed above. See www.rocketmiles.com/terms for full terms, or call our friendly concierges at 1-855-355-7625 with questions of eligibility or for any other assistance.