What do you want from a one-page guide on Social Networking Sites?

Social Networking Sites (SNS) are pretty complicated things. If defining them isn't tricky enough, trying to create a one page guide that communicates all the salient facts about Social Networking in general, and a social networking platform in particular, is turning out to be very tricky indeed.
For the research I'm carrying out into how Youth Workers can support young people's interaction with online social networks, and for a workshop next week, I've been trying to explore the common features, and the specific features, of different SNS in order to be able to support an informed discussion about the opportunities and risks each present.
For my purposes, I'm looking to have a tool to provide the shared understand that lets us explore questions like:
On Saturday at



The Young Researcher Network have just launched their programme of basic training for their network of 15 youth-led research projects (I created some resources for their launch conference in December last year) - and they're planning what training will come next. So far, with help from the
My post on
Two of the reasons I gave in my recent post '

