If you have credit and your plan is auto renewed, any unused data and Anywhere minutes will rollover to the next 30 days. Your plan will rollover up to a maximum of 50% of your plan, if your plan allows rollover data and rollover Anywhere minutes. 

For example,  

• Day 1 -You purchased the 30-day Month End Plan for $280.00. Your plan allows 30 GB 4G LTE Data and 250 Anywhere Minutes.  
• Day 30 -Your unused balance from the 1st plan is 10 GB 4G LTE Data and 100 Anywhere Minutes  

• Your plan expires and is auto renewed, you will receive a new plan balance of 30 GB 4G LTE Data and 250 Anywhere Minutes. 
• Your total plan balance plus rollover will now be 40 GB 4G LTE Data and 350 Anywhere Minutes