Web Personalisation Exercises
   - Draw up a list of things that a company like Amazon can find out about
       you when you buy a book from then. 
 
   - How can this information be used to personalise the pages they 
       present to you?
 
   - How can this data be used to help other people?
 
   - Name some ways that Oasis is personalised to you. 
 
   - How could Oasis be better personalised to you?
 
   - (Web 2.0) What technically happens for a Wiki to work?
 
   - How is a social network personalised?