Subway franchisees in Buffalo, NY, are offering customers discount coupons via their mobile phones.

The group of 12 franchisees (QSR Brands) has launched the coupon effort for the back-to-school season, according to mobile marketing firm MobileLime, reports DM News. Buffalo is home to a large number of college students. Cell phone users can text-message to receive specials, and can redeem coupons by giving their phone numbers at the cash register. They will also receive coupons and event alerts.

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