http://www.dealmoon.com/10-for-20-Old-Navy-credit-Groupon-Deal/
$10 for $20 Old Navy credit. Groupon Deal
Groupon offers a $20 Old Navy Credit for $10.
A minimum purchase of $20 applies, and it can only be used in stores.
The discount must be redeemed by January 28, otherwise the voucher will
be worth $10 instead of $20.
Deal expires December 24.
Order by December 23 for guaranteed delivery of the credit by Christmas.