BuyWithMe has a deal for the next six days at CitySports - $20 gets you $40 worth of sports apparel, footwear, equipment.
You can find it here: http://www.buywithme.com/
or here: http://www.buywithme.com/ref/k8vy2ung
(I think I get some kind of credit if you use this link -although not sure what)
Happy discount shopping!
* Limit one voucher per person.
* Valid in-store at the following five DC & Maryland locations only: 19th St, Gallery Place, Bethesda, Georgetown, and Harbor East.
* Not valid for online purchases, sale or clearance items, or gift cards.
* Tax is included with your voucher.
* Full value of the voucher must be used in one visit. No change or credit returned.
* Vendor restrictions may apply.
* Cannot be combined with other offers or promotions.
* Voucher not valid until day after purchase.
* Promotional value expires 05/09/2011.