Facebook is the most popular social media all over the world, because it gives people the power to share information and make the world more open and connected. so, in the libraries there are many benefits using social networking sites face book.
On there face book page libraries are providing information about present events and sharing photos of these events.
A library can use face book to build an online community where they can share professional information and current event information.
Libraries could use face book to promote public relations, marketing and promotion.
Libraries could use this social media to increase remote access to those who are not there.