Links:

This web page contains links to other websites that are neither controlled nor maintained by Channel 4 Television. Channel 4 Television is not responsible for the content of these sites and does not necessarily endorse the material on them.

The British Display Society is useful regarding courses and other information.
http://www.messiterdesign.co.uk/bds/

Just London Jobs lists hundreds of jobs and has a visual merchandiser section – useful for getting an idea of the kinds of jobs that are on offer.
http://www.justlondonjobs.co.uk/