Multiple Activation Key (MAK) - denotes the product key used when installing software licensed in bulk, which allows a single product key to be used for multiple installations. This means you
Only Need to Buy One Key to activate more than one machine.
Microsoft Windows 7 Pro (Multiple Activation Key) - $2
Microsoft Windows 8 Pro (Multiple Activation Key) - $2
Autobuy:
https://payivy.com/u/f8fbd- Apply to 32/64 bits windows.
- Apply to windows of all languages.
- Paypal only.
And how do you prove that this service is legit? You came out of nowhere and selling this license at a very low price