How to prevent strangers on Google+ from flooding your Gmail inbox

If you use Google+ and Gmail, Google is about to open your email account to a whole new level of spam. A new feature rolling out over the next couple of days makes it possible for any Google+ user to email you, as long as they follow you on Google+—they don’t need to know your actual email address, and you don’t even have to follow them back. And to make it even worse, Google took the Facebook approach by turning on the new feature by default. Here’s another article from PCWorld.com