Today only, September 13, 2011, Living Social is offering a $20 Whole Foods Market Credit for $10. Limit one voucher per person. Whole Foods Market codes will be available for purchasers to claim for ninety days following the offer period. Whole Foods Market code claimed by purchaser may be used over multiple purchases. Credit is valid till December 13, 2011. Deal is listed in under Living Social New York City, but anybody can buy and use this deal. [Whole Foods Locator]