Proof
What do you need to proceed?
i need your favorite username, i can't upgrade account with specific email
account i will create an account that will be like "yoursername"@office...com
It's really last Lifetime?
the account i'm gonna create for you come with 1 Year of Subscription (5TB of onedrive + Office365 package)
Lifetime = Each year you will receive a new account for life
to verify the proof of purchase after a year i can ask you a receipt of payment done by you
what happen when it expire?
simply, you can't upload anymore but you are able to download and view your stuff on your Cloud
and your office 365 license expire automatically