Useful advice:

ucas.com: Course searches, links to all Uni websites, entry profiles, Stamford Test...
Open Days: Unofficial list but vital for planning
UCAS Card: Useful info and discounts
UK Course Finder: Which University course would suit you best?
Woody's Webwatch: Info on deadlines, personal Statement help, loads of site links, the UCAS tariff...!

Now online but with information still being added!
The following pages offer hints on how to settle at University:
Click here to see MGAW's University in a Suitcase
Click here to survive Freshers' Week
Click here to read some wise advice from Former Students