This video will teach you how to download and use Battlefield Bad Company 2 Vietnam Keygen (Xbox 360, PS3 and PC)
First you need to download this Tool only from here and for fRee - http://badcompany2vietnam.blogspot.com
To download Keygen select Regular download and fill a little survey to prove that you're a human. This is done to protect multiple file uploads.
All other instructions you can read in this blog!