Question $5[15$ Marks$]$

$5\mathrm{.}1$ Facebook is the most popular social network, with more than $1\mathrm{.}65$ billion monthly active users. $5\mathrm{.}1\mathrm{.}1$ How can Facebook be used to address organisational needs for communication and collaboration, particularly focusing on internal communications, team collaborations, document sharing and collaboration, community building, and feedback and brainstorming? $(10)$