5 things you didn’t know about Facebook:

1)The main reasons for Facebook “un-friending” are too many unimportant posts and discussion of controversial tops like politics and religion.

2) Do Facebook profiles show people’s real personalities? Yes.

3) People can tell how happy you’ll be in the future by looking at your Facebook pictures.

4) Facebook will not mean you end up only having friendships via the computer. It actually increases the amount of real world social support you get.

5) There is at least one downside to Facebook: it’s making it increasingly difficult to be an undercover cop.

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