Not sure if this is just for skirts or other items as well. The promo email I received links to the skirts page. I guess you can try it on other items and see what happens.
Promo code restrictions: Not usable for cash, or applicable to payment of prior bills or charges. Not valid for prior purchases, Aerin Rose, Aerosoles, Alight, Angelique, Gem Avenue, Eliza Parker, Fullbeauty, Parfait by Affinitas, Lunaire, Freya, Fantasie, Elomi, Anita, Chantelle, Carol Wior, City Chic, IGIGI, Kiyonna, Lafayette 148 New York, Torrid, Avenue, Ulla Popken, Sealed With A Kiss Designs, Sydney’s Closet, FansEdge, Monif C, BuySeasons, Swimsuits for All, handbags, jewelry, fragrances, costumes, home, kitchen, Plus + Size Living, clearance, OSPoutlet, items delivered from the manufacturer, or gift cards & e-gift cards. **Items from Sydney's Closet may be returned if they are in original condition with all tag(s) still attached. Offer ends midnight (EST) Sunday, 9/9/12.