1. You receive Premium key / Voucher look like: 418re4ay2b1yiy8XXXXX

2. You should be log in at http://fileapace.com/

( Please register a new account, if you don't have an account )

4. Click on the link to redeem your Premium key / Voucher: http://fileapace.com/?op=my_account

Enter Premium key in field with that description "Apply Premium Key" and click "Apply" button