• Pay $25 and fill a bag with all the clothes and accessories you find at the Housing Works "Buy the Bag" warehouse sale. Proceeds benefit low-income people living with HIV/AIDS. Pay $5 extra to start shopping at 10 a.m. 4849 35th St., nr. 48th Ave., Long Island City; S (11-2).
• Save up to 30 percent off throws, pillows, bedding, furniture, living accessories, and more at the Missoni Home sale. DDC Design Post, 181 Madison Ave. at 34th St., (212-685-0800); M-S (10-6).
• Fight the fall chill with up to 80 percent off women's and men's layering basics at James Perse. Chelsea Market, 75 Ninth Ave., nr. 16th St., S (10-7), Su (10-4).
• Find savings up to 80 percent off at the Only Hearts annual sample sale, including discounts on merchandise from Elle Macpherson, Madison Marcus, Myla, Stella McCartney, and more. Columbus Ave. Street Fair, 386 Columbus Ave., nr. 79th St. (212-724-5608); Th-Su (11-7:30).