Are you a 'Donut' or a 'Dredger'? Well, chances are, even if you're not one yourself, you'll know one. Because they're types of Facebook friends - according to a new book by Will Moran.
From the people who ask rhetorical questions just to show off to those who are too busing 'Liking' everything to do anything else, 'LIKE YOUR FRIENDS: The Facebook Personality Bible: 59 Different Ways To Behave On The World's Most Popular Social Network' lists the different types we've probably all come across.
Here are just 10 of the 59 in the book - perhaps you'll recognise yourself (although hopefully not)...
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