I got the following coupon when i signed up for the Baby Gap casting call.

It says coupon is good for one time use only, but there's no barcode.

Link (http://i97.photobucket.com/albums/l220/Bethry/GAP20.png)

Offer valid from 9/22/09 through 10/31/09 at Gap,
Gap Body, Gap Kids, Baby Gap, and Gap Maternity
stores in the US only. Not valid at Gap Outlet, Gap
Factory Store, or gap.com. Offer excludes Gap
(PRODUCT) RED™, Junk Food™, Converse®,
Robeez®, Medela®, Charm It!®, or babyGap home
merchandise (bedding, blankets, strollers, car seats,
high chairs, diaper bags, toys, books, nursery décor,
dishware, bath accessories, nursing accessories,
bibs, and skincare). Discount applies to
merchandise only, not to gift cards, packaging or
applicable taxes. Coupon is good for one time use
only and must be surrendered at time of in-store
purchase. No adjustments on previous purchases.
Not valid for cash or cash equivalent. Not
responsible for lost or stolen coupons. Cannot be
combined with other offers or discounts.