4/20: Green Address books: Contact Management Systems are better than paper address books.

The information becomes permanant and if online, it can be shared and accessed from anywhere.
Suggestions:
Google - http://www.appscout.com/2009/05/google_launches_gmail-free_con.php
Outlook - http://office.microsoft.com/en-gb/outlook/default.aspx?ofcresset=1
Send Out Cards - https://www.sendoutcards.com/ucanwin