Select plans only. Service credit applied to the primary line; no cash back, or rain checks. Service credit of $5 to be applied each month for up to 10 months for select $50 plan customers. Customer must remain on the $50 plan to receive all credits. Credit will be applied as long as credits have not been used. Service credits will begin 10 days after Autopay enrollment. Customer must remain on AutoPay to qualify for monthly service credit. Cancellation results in loss of promotion. Service credit is non-refundable. May not be combined with other offers. Other terms and conditions: offers/coverage not available everywhere for all phones/network. Boost Mobile reserves the right to change or cancel offer at any time. Restrictions apply.