You cannot post to all the people on Facebook. It is a violation of the privacy settings of Facebook.
You can't post something on Facebook so all the millions of users can see. Because you haven't got them all as friends, you can only post things on Facebook so your friends can see. But if you created a group or a "like" page then you can get a few thousand of people who are apart of said group or page to see it. Not the WHOLE of Facebook. Hope this helps!
Post impression is a count of how many times a post have been seen throughout Facebook (on your wall or on people's own walls).
No, people never get notification on Facebook when you hide their post on your Timeline.
You can't do that. You have to save the post and then post it on facebook.
block it from your facebook wall
Facebook settings, then click privacy and you can go on from there.
you cant
Facebook is for grownups where they see pictures of people and tag comments on their post
"Promoted post" - is a new feature for the promotion of brand pages on Facebook. You can select budget and narrow down the audience for the post. It will appear not only in the news of the people who "liked" your page, but also in the news feeds of the friends of all users who interacted with your post on the Facebook page. Read more in the link below.
Take a photo from a Facebook site or app then it will automatically post or you might have to click something that say's post to Facebook.
To get the answer to this you need to look at the Facebook security information.
Some people set their settings so that certain (or all) people cannot see or post on their wall. Either that or there is a glitch, which happens.