How to activate Turbobit Premium Voucher:
1. You will receive a Turbobit premium voucher like this: 79xxdlnd5774la
2. You should be log in : https://turbobit.net/login
( If you haven't account at Turbobit, you just need to sign up: https://turbobit.net/reg )
3. Make sure you are logged in. Then access this link: https://turbobit.net/turbo?gaid=head
4. Scroll down and look up field "Enter code here"
5. Fill your Premium Key, then click "Activate a premium code"