Save as wwf

The WWF format is a PDF that cannot be printed out. Its a simple way to avoid unnecessary printing. So heres your chance to save trees and help the environment. Decide for yourself which documents don't need printing out then simply save them as WWF.

http://www.saveaswwf.com/en/
http://www.youtube.com/watch?v=MzY4SGgEB7g

Hube