Received an email from Synchrony Financial - RedBox promo code enclosed. 1-day free DVD rental at any Walmart Please check your email. *Promo code terms: Expires 10/4/2016 at 11:59:59p.m. Limit: 1 code per transaction, regardless of # of rentals. 1 time use only. Code valid only at Walmart Redbox locations for a 1-day standard defin

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