This document discusses social networks and social media from both a technological and psychosocial perspective. It outlines key motivations for blogging and how technologies enable human needs for self-expression and escaping reality. It then discusses various technology trends impacting online communities like the internet of things, gaming, and electronic publishing. It also examines Australians' use of social media and shift towards more social interactions online. Finally, it provides suggestions for launching a social network service including using mobile apps, moderation, and champions to kickstart the community.