Starwood is handing out the treats this Halloween. Book the "Trick or Suite" package by October 31, 2011 to get in on the action (the biggest suite sale of the year!) The Toronto Star points out that you can snag 40% off suites at hotels like the Westin Trillium House at Blue Mountain, Le Centre Sheraton Montreal, W Montreal "and four properties in Toronto, including Le Meridien King Edward, Sheraton Toronto, Westin Harbour Castle and Sheraton Parkway." For weekend stays with arrivals Fridays, Saturdays or Sundays, for travel through December 30, 2011. Black-out dates apply at each property.