How I know how many people have seen a post in a group in facebook?

The check (tick mark)  under each post indicates how many members of the group have seen it.  This way you may know how many members had ... Read more »

Facebook now allows every users to edit their comment

Have you ever posted a comment on  Facebook  only to regret what you just posted? Well, up until now, all you could do was delete the c... Read more »