Facebook Com Search For Friends
For those who have no idea about the reverse e-mail lookup-- I'll wager there will be few- It's an email-based search functionality that lets users to look for other Facebook user based upon their email address.
Using this function is dead simple. Simply paste the e-mail address of the a 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 benefit of this feature is that it supplies a method for verifying unknown e-mail addresses and help you to discover a person in seconds.
Downside.
A major blunder of this feature is that spammers can easily map harvested email accounts to user profiles, and use the publicly readily available information to craft extremely persuading tailored e-mails (for phishing). Facebook Com Search For Friends So, if you are on Facebook, avoid sharing your email address with strangers on online forums and chat rooms.