Remember Hyatt’s Great Deal promotion? The one that gave discounts on worldwide hotel rates, but expired in August? Take heart, Mileage Plus members. You can now save up to 50 percent at over 80 participating Hyatt locations worldwide. Participating locations in Asia Pacific, Europe, Africa, the Middle East and Latin America will offer the discounts from Dec. 1 through Feb. 28. In addition, you can earn double miles for stays of two or more consecutive nights. Call (800) 233-1234 for details.