Open his or her internet browser.
There will be a small tab at the top left with an arrow facing downwards, click on it.
After this on the right side of the bar click options.
There should be a window open showing a General Tab, Tabs, Content, Applications, Privacy, Security, Sync, and Advanced.
Click on security and now you should be seeing a box saying Saved Passwords, once you're here click on it and most users don't have a lock on their saved passwords.
You should now be seeing email pw's, Facebook, etc.