Last day to earn 10,000 Wyndham Rewards points for listening to a two-hour timeshare sales presentation during a three-night stay. Destinations vary depending on the state you live in. Call (800) 975-7104.
Last day to buy or gift miles with US Airways Dividend Miles at http://www.usairways.com/miles to get a 100 percent bonus.
Last day US Airways Dividend Miles Preferred members can earn a 30 percent mileage bonus and non-elite members will get a 20 percent mileage bonus for each stay at any qualifying partner hotel. Advance reservation is required at http://www.usairways.com/countmiles
Last day US Airways Dividend Miles members who register at http://www.insideflyer.com/link/?2119 and book a US Airways or US Airways Express flight online at usairways.com by March 31 for travel through July 31, 2010 can earn a one-time bonus of 1,500 miles.
Last day Alaska Airlines Mileage Plan members can earn double miles on nonstop flights between Portland, Ore. and Boston, Denver, Maui, Oakland, Ontario, Medford or Santa Barbara. Register at http://www.insideflyer.com/link/?2127 prior to flying.
Last day I Prefer members can earn a free third night on three-night stays booked online at IPrefer.com at over 150 participating properties worldwide. The third night free is only available for new online bookings made at IPrefer.com.