You can take 30% off your total purchase online at OldNavy.com, Gap.com, or BananaRepublic.com with this code through Labor Day: FALLCALLS. Orders of $50+ ship free with no code required, and I think you can combine orders across the sites to get to the minimum $50 purchase for free shipping.
Restrictions: Valid online only on Old Navy, Gap and Banana Republic merchandise in the U.S. (including Puerto Rico) between 8/31/2012 at 12:00 AM ET and 9/3/2012 at 11:59 PM ET. Not valid at Old Navy, Gap or Banana Republic stores, or at Old Navy Outlet, Gap Outlet, Banana Republic Factory Stores or Edition by Banana Republic. Offer not valid on Old Navy Everyday Steals and Uniforms merchandise. Offer not valid on Banana Republic Men’s Monogram, Men’s Heritage, Men’s shoes, Men’s bags, Men’s Gavin, Dawson, & Emerson pants, leather apparel, Women’s boots, cashmere, and SFMade. Offer not valid on Gap aden + anais®, Junk Food™, Star Wars™, Collegiate T’s®, Clu™, Minnetonka™, Threadless®, NuBra®, Medela® and Bravado®. Not valid on international purchases. Qualifying amount applies to merchandise only, not value of gift cards purchased, packaging, applicable taxes or shipping & handling charges. Cannot be combined with any other offers or discounts including Gap Inc. employee discount. Offer is nontransferable and not valid for cash or cash equivalent. No adjustments on previous purchases. Offer subject to change without notice.