You may have noticed that Facebook ads a the location revealing your wheresbouts at the times you publish post. If you don't want other to know that, this is what you need to do.
This is the Facebook post location information I am referring to.
2.
Next time you post something on Facebook, and you don't want other to know your whereabouts, before confirming your post, notice your current location bellow the entry field.
Now simply click the x (remove) button next to it and you'll be fine.
How to turn off Facebook notifications sound
