What is Facebook "Off-Facebook activity " ?

Please check if you are using 

Facebook...    the amount of info stored from non Facebook apps with Facebook is astonishing.  

Are you aware of a new feature that Facebook added since the Feb 1st update? Many of you prob don’t know that over the past 8 weeks facebook has been monitoring & tracking what you do when you're offline and not on Facebook.

Look now as you won’t believe it...

1. Go to Facebook settings,

2. scroll down to Your Facebook Information.

3. Click on Off-Facebook Activity. (You can see the list in Manage Your Off-Facebook Activity).

4. To shut it down go in the same settings and click on 'More Options'

5. Go into Manage Future Activity and TURN IT OFF.

6. While you are there, make sure you clear the history.