MCLEAN, Va.—Hilton HHonors, the loyalty program for Hilton Worldwide’s 10 distinct hotel brands, announces its More Points global promotion. From now through March 31, 2012, HHonors members can register to earn 1,000 Bonus Points per night plus an additional 5,000 Bonus Points for every two-night weekend stay at participating Waldorf Astoria Hotels & Resorts, Conrad Hotels & Resorts, Hilton Hotels & Resorts, DoubleTree by Hilton, Embassy Suites Hotels, Hilton Garden Inn, Hampton Hotels, Homewood Suites by Hilton....