$20 Old Navy voucher for ONLY $10! Groupon can be combined with in-store promotions... AWESOME! :) Don't forget that $30 referral deal going on til June 13th!
Here is all the important fine print:
Limit 1 per person. Purchase of Groupon may take up to 48 hours to process. Valid on purchase of $20 or more from 6/2 to 7/30/2011 at Old Navy Stores only. Product restrictions apply. One time use in US only. Not transferable. Not valid for cash or cash equivalent. Good for $20 of merchandise ($10 Paid For value plus $10 Discount Offer value). Discount Offer value expires 7/30/2011. $10 Paid For value does not expire.