Phishing for passwords of unwary Google users | Naked Security
Quite a lot I would wager.
Because not only would an identity thief be able to send emails pretending to be you, and trawl through your old messages for passwords and financial information, but also your Gmail password will also unlock your other Google accounts – including Google+, Adwords, Google Checkout, Google Docs, YouTube and so forth..
So, you should work hard to protect your username and password credentials for Google login details.
Read more: Naked Security