Www Facebook Friends Search
For those who do not know about the reverse e-mail lookup-- I'll wager there will be few- It's an email-based search functionality that lets users to search for other Facebook user based on their e-mail address.
Using this function is dead simple. Simply paste the e-mail address of the a complete stranger or unidentified e-mail sender into the Facebook search box and an auto-suggest drop down will let you know if a coordinating profile exists in the social media network.
Upside.
A major advantage of this function is that it provides a technique for verifying unknown e-mail addresses and assist you to discover an individual in seconds.
Disadvantage.
A significant oversight of this feature is that spammers can easily map collected e-mail accounts to user profiles, and use the openly readily available info to craft really convincing customized emails (for phishing). Www Facebook Friends Search So, if you are on Facebook, avoid sharing your e-mail address with complete strangers on online forums and chatroom.