It is like the whole world meets online on facebook. It has more then half of the total world population online. The site has a simple interface like a wall where one can post any thing from status to any event the person attended, the photos from the events also.
It has like and share options where one can like and share or even comment on the post. One can also built a page to promote any kinds of products and advertise on the website or even groups for any particular interest. It the best social network online.