A few more links that you might find useful

'23 things' -  a course designed as an introduction to Web 2.0 technology for library staff :

23 Things

A useful guide to Web 2.0 from the Chartered Institute of Library and Information Professionals in Scotland:

Web 2.0 CILIPS

An 'oldie but goodie' demonstrating changes in Web technology :

The Machine is Us/ing us

Web 2.0 presentation

Have a look at these two examples of library Facebook pages :

Gwynedd Libraries

Cardiff Central Library


Here is an example of an online tutorial on YouTube :

Online reference resources


Blogs

I have created this blog using Blogger, here are a couple of other examples :

Judge a book by it's cover

Tales of one city

Basic guide to Twitter (and much more) :

Twitter for librarians

How about a well known wiki explaining social bookmarking?

Delicious on Wikipedia