May 16, 2011 No Comments Free 6-Inch Flatbread Breakfast Sandwich at Subway in South Carolina You’re invited to enjoy a FREE 6-Inch Flatbread Breakfast Sandwich at Subway. Make your reservation for this offer. Free 6-Inch Flatbread Breakfast Sandwich at Subway in South Carolina – EXPIRED Facebook Twitter Add Comment Notify me of follow-up comments by email. Notify me of new posts by email.