After 3 months when you sign up for any Walmart Family Mobile plan and enroll in AutoPay using the Walmart MoneyCard

Limited time offer: Must enroll in AutoPay using the Walmart MoneyCard between 10/15/2018 – 1/15/2019. Wireless service must remain active and uninterrupted for the first 3 consecutive months after AutoPay enrollment to receive the $15 credit. The $15 will be added to the MoneyCard balance 7 days after the 3rd successful AutoPay payment is made. Only available at MyFamilyMobile.com/autopay. One one-time credit valid per Walmart Family Mobile account (not per line).