5. What are the key principles of the Advertising Codes?
6. With regard to advertising regulation, what is pre-clearance?
7. How many complaints do the ASA need to receive about an advert before deciding to investigate?
8. What might make adverts controversial? On the list of Top 10 adverts causing offence (to be accessed through the BBC link above), do you think the ASA made the right judgements? Comment briefly on the verdict on each case and whether you think it was the right response by the ASA.