If you have misplaced your pre-paid return label, you're able to print one from your account. Please follow these steps:
1) Log in to your account
2) Click on "My Events"
3) Find the name of your event and select "View Event"
4) Click on "Print a New Return Label"
5) Tape your newly printed return label to your box, and drop it off at your local Fedex Office or schedule a pickup.