a) multimodality of information presentation is required to create awareness for target groups
b)Second Life is one of several social networking channel for this particular campaign theme:
"The posters allow user avatars to teleport themselves to the Diabetes UK virtual building; a new “headquarters” on Manchester Island. The use of Second Life supports a “real life” advertising campaign, information on the charity’s website and pages on social networking sites such as Facebook, MySpace and Bebo.
“People now get their information from more diverse sources,” said Graeme Manuel, Diabetes UK web editor. “So it’s vital that we expand our communications channels to mirror this and better reach our target groups.”
An image of the poster:

Click here to link to article published in October 2008 from "ehealth insider primary care".