Alo (58 JFK Street, Cambridge, 617.576.0948): ongoing, 20 to 70 percent off all labels. Diseño (35 Fay Street, Boston, 617.423.2008): through August 31, 20 to 30 percent off all furniture and rug floor models. First Date (28 Chestnut Street, Andover, 978.247.8999): ongoing, 20 percent off summer items; 50 to 75 percent off clearance items. Leokadia (667 Tremont Street, Boston, 617.247.7463): through August 16, 30 percent and more off shoes and accessories. Shake the Tree (67 Salem Street, Boston, 617.742.0484): July 15 through 31, up to 40 percent off select spring and summer clothing. Stel’s (334 Newbury Street, Boston, 617.262.3348): ongoing, 60 percent off select merchandise. Email sale news to style@stuffatnight.com.