Log in to the SprintRay Cloud Design Portal or go directly to dashboard.sprintray.com.
Go to Profile Management and select Payment.
Copy the promo code from your email and paste it into the** Add new promo code** field.
Click the Apply Code button and confirm your selection in the pop-up window.
You will receive a notification that the code has been successfully applied.
Scroll down to view your **Promo Code Usage **information.