BOGO REBATE - Carolina Gumbaya Seafood Gumbo. Buy two 30 oz. or two 15 oz. seafood gumbos by Carolina Gumbaya and mail your original receipt to us, along with your name and street address to: Carolina Gumbaya, PO Box 4953, North Myrtle Beach, SC 29597. We will send you the cost of one 30 oz. or one 15 oz. size (depending on your purchase) either by check or PayPal. Please provide your email address for PayPal payment. Limit one per household. Offer expires 8/10/17.